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Finding the Fourth Proportional to 104,640.41, 156,957.12 and 45,476.08

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Solution

The fourth proportional to 104,640.41, 156,957.12 and 45,476.08 is: 68,212.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,640.41 : 156,957.12 = 45,476.08 : x
  2. Step 2: Convert to fraction form
    104,640.41/156,957.12 = 45,476.08/x
  3. Step 3: Cross multiply
    104,640.41x = 156,957.12 × 45,476.08
  4. Step 4: Simplify right side
    104,640.41x = 7,137,794,545.69
  5. Step 5: Solve for x
    x = 7,137,794,545.69/104,640.41
  6. Step 6: Final answer
    x = 68,212.60

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