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Finding the Fourth Proportional to 207,592.40, 311,388.60 and 124,648.40

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Solution

The fourth proportional to 207,592.40, 311,388.60 and 124,648.40 is: 186,972.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,592.40 : 311,388.60 = 124,648.40 : x
  2. Step 2: Convert to fraction form
    207,592.40/311,388.60 = 124,648.40/x
  3. Step 3: Cross multiply
    207,592.40x = 311,388.60 × 124,648.40
  4. Step 4: Simplify right side
    207,592.40x = 38,814,090,768.24
  5. Step 5: Solve for x
    x = 38,814,090,768.24/207,592.40
  6. Step 6: Final answer
    x = 186,972.60

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