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Finding the Fourth Proportional to 371,777.81, 513,056.52 and 202,011.93

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Solution

The fourth proportional to 371,777.81, 513,056.52 and 202,011.93 is: 278,778.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,777.81 : 513,056.52 = 202,011.93 : x
  2. Step 2: Convert to fraction form
    371,777.81/513,056.52 = 202,011.93/x
  3. Step 3: Cross multiply
    371,777.81x = 513,056.52 × 202,011.93
  4. Step 4: Simplify right side
    371,777.81x = 103,643,537,804.28
  5. Step 5: Solve for x
    x = 103,643,537,804.28/371,777.81
  6. Step 6: Final answer
    x = 278,778.17

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