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Finding the Fourth Proportional to 78,846.56, 108,807.81 and 43,036.46

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Solution

The fourth proportional to 78,846.56, 108,807.81 and 43,036.46 is: 59,390.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,846.56 : 108,807.81 = 43,036.46 : x
  2. Step 2: Convert to fraction form
    78,846.56/108,807.81 = 43,036.46/x
  3. Step 3: Cross multiply
    78,846.56x = 108,807.81 × 43,036.46
  4. Step 4: Simplify right side
    78,846.56x = 4,682,702,962.75
  5. Step 5: Solve for x
    x = 4,682,702,962.75/78,846.56
  6. Step 6: Final answer
    x = 59,390.07

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