Finding the Fourth Proportional to 89,002.52, 133,549.80 and 39,117.64

Step by Step Solution

1. Step 1: Write the proportion equation
   89,002.52 : 133,549.80 = 39,117.64 : x
2. Step 2: Convert to fraction form
   89,002.52/133,549.80 = 39,117.64/x
3. Step 3: Cross multiply
   89,002.52x = 133,549.80 × 39,117.64
4. Step 4: Simplify right side
   89,002.52x = 5,224,152,998.47
5. Step 5: Solve for x
   x = 5,224,152,998.47/89,002.52
6. Step 6: Final answer
   x = 58,696.69