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Finding the Fourth Proportional to 81,746.40, 122,554.80 and 44,810.40

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Solution

The fourth proportional to 81,746.40, 122,554.80 and 44,810.40 is: 67,180.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    81,746.40 : 122,554.80 = 44,810.40 : x
  2. Step 2: Convert to fraction form
    81,746.40/122,554.80 = 44,810.40/x
  3. Step 3: Cross multiply
    81,746.40x = 122,554.80 × 44,810.40
  4. Step 4: Simplify right side
    81,746.40x = 5,491,729,609.92
  5. Step 5: Solve for x
    x = 5,491,729,609.92/81,746.40
  6. Step 6: Final answer
    x = 67,180.08

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