Finding the Fourth Proportional to 88,290.72, 132,433.13 and 38,370.86

Step by Step Solution

1. Step 1: Write the proportion equation
   88,290.72 : 132,433.13 = 38,370.86 : x
2. Step 2: Convert to fraction form
   88,290.72/132,433.13 = 38,370.86/x
3. Step 3: Cross multiply
   88,290.72x = 132,433.13 × 38,370.86
4. Step 4: Simplify right side
   88,290.72x = 5,081,573,090.59
5. Step 5: Solve for x
   x = 5,081,573,090.59/88,290.72
6. Step 6: Final answer
   x = 57,555.01