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Finding the Fourth Proportional to 1,085,937.92, 1,629,233.76 and 978,819.26

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Solution

The fourth proportional to 1,085,937.92, 1,629,233.76 and 978,819.26 is: 1,468,523.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,085,937.92 : 1,629,233.76 = 978,819.26 : x
  2. Step 2: Convert to fraction form
    1,085,937.92/1,629,233.76 = 978,819.26/x
  3. Step 3: Cross multiply
    1,085,937.92x = 1,629,233.76 × 978,819.26
  4. Step 4: Simplify right side
    1,085,937.92x = 1,594,725,383,330.22
  5. Step 5: Solve for x
    x = 1,594,725,383,330.22/1,085,937.92
  6. Step 6: Final answer
    x = 1,468,523.53

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