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Finding the Fourth Proportional to 55,997.56, 77,276.50 and 30,847.08

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Solution

The fourth proportional to 55,997.56, 77,276.50 and 30,847.08 is: 42,568.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,997.56 : 77,276.50 = 30,847.08 : x
  2. Step 2: Convert to fraction form
    55,997.56/77,276.50 = 30,847.08/x
  3. Step 3: Cross multiply
    55,997.56x = 77,276.50 × 30,847.08
  4. Step 4: Simplify right side
    55,997.56x = 2,383,754,377.62
  5. Step 5: Solve for x
    x = 2,383,754,377.62/55,997.56
  6. Step 6: Final answer
    x = 42,568.90

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