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Finding the Fourth Proportional to 978,513.80, 1,467,770.70 and 895,845.20

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Solution

The fourth proportional to 978,513.80, 1,467,770.70 and 895,845.20 is: 1,343,767.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    978,513.80 : 1,467,770.70 = 895,845.20 : x
  2. Step 2: Convert to fraction form
    978,513.80/1,467,770.70 = 895,845.20/x
  3. Step 3: Cross multiply
    978,513.80x = 1,467,770.70 × 895,845.20
  4. Step 4: Simplify right side
    978,513.80x = 1,314,895,336,295.64
  5. Step 5: Solve for x
    x = 1,314,895,336,295.64/978,513.80
  6. Step 6: Final answer
    x = 1,343,767.80

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