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Finding the Fourth Proportional to 72,557.80, 108,702.30 and 41,300.20

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Solution

The fourth proportional to 72,557.80, 108,702.30 and 41,300.20 is: 61,873.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,557.80 : 108,702.30 = 41,300.20 : x
  2. Step 2: Convert to fraction form
    72,557.80/108,702.30 = 41,300.20/x
  3. Step 3: Cross multiply
    72,557.80x = 108,702.30 × 41,300.20
  4. Step 4: Simplify right side
    72,557.80x = 4,489,426,730.46
  5. Step 5: Solve for x
    x = 4,489,426,730.46/72,557.80
  6. Step 6: Final answer
    x = 61,873.80

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