Finding the Fourth Proportional to 88,123.12, 132,139.32 and 35,518.48

Step by Step Solution

1. Step 1: Write the proportion equation
   88,123.12 : 132,139.32 = 35,518.48 : x
2. Step 2: Convert to fraction form
   88,123.12/132,139.32 = 35,518.48/x
3. Step 3: Cross multiply
   88,123.12x = 132,139.32 × 35,518.48
4. Step 4: Simplify right side
   88,123.12x = 4,693,387,794.63
5. Step 5: Solve for x
   x = 4,693,387,794.63/88,123.12
6. Step 6: Final answer
   x = 53,259.44