Finding the Fourth Proportional to 149,732.71, 224,345.40 and 90,443.83

Step by Step Solution

1. Step 1: Write the proportion equation
   149,732.71 : 224,345.40 = 90,443.83 : x
2. Step 2: Convert to fraction form
   149,732.71/224,345.40 = 90,443.83/x
3. Step 3: Cross multiply
   149,732.71x = 224,345.40 × 90,443.83
4. Step 4: Simplify right side
   149,732.71x = 20,290,657,218.88
5. Step 5: Solve for x
   x = 20,290,657,218.88/149,732.71
6. Step 6: Final answer
   x = 135,512.52