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Finding the Fourth Proportional to 291,922.36, 402,853.46 and 157,786.36

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Solution

The fourth proportional to 291,922.36, 402,853.46 and 157,786.36 is: 217,745.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,922.36 : 402,853.46 = 157,786.36 : x
  2. Step 2: Convert to fraction form
    291,922.36/402,853.46 = 157,786.36/x
  3. Step 3: Cross multiply
    291,922.36x = 402,853.46 × 157,786.36
  4. Step 4: Simplify right side
    291,922.36x = 63,564,781,066.81
  5. Step 5: Solve for x
    x = 63,564,781,066.81/291,922.36
  6. Step 6: Final answer
    x = 217,745.50

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