Finding the Fourth Proportional to 88,326.90, 132,317.55 and 53,162.10

Step by Step Solution

1. Step 1: Write the proportion equation
   88,326.90 : 132,317.55 = 53,162.10 : x
2. Step 2: Convert to fraction form
   88,326.90/132,317.55 = 53,162.10/x
3. Step 3: Cross multiply
   88,326.90x = 132,317.55 × 53,162.10
4. Step 4: Simplify right side
   88,326.90x = 7,034,278,824.86
5. Step 5: Solve for x
   x = 7,034,278,824.86/88,326.90
6. Step 6: Final answer
   x = 79,639.15