Finding the Fourth Proportional to 88,684.10, 133,032.55 and 53,548.10

Step by Step Solution

1. Step 1: Write the proportion equation
   88,684.10 : 133,032.55 = 53,548.10 : x
2. Step 2: Convert to fraction form
   88,684.10/133,032.55 = 53,548.10/x
3. Step 3: Cross multiply
   88,684.10x = 133,032.55 × 53,548.10
4. Step 4: Simplify right side
   88,684.10x = 7,123,640,290.66
5. Step 5: Solve for x
   x = 7,123,640,290.66/88,684.10
6. Step 6: Final answer
   x = 80,326.01