Finding the Fourth Proportional to 88,425.70, 131,834.33 and 78,452.98

Step by Step Solution

1. Step 1: Write the proportion equation
   88,425.70 : 131,834.33 = 78,452.98 : x
2. Step 2: Convert to fraction form
   88,425.70/131,834.33 = 78,452.98/x
3. Step 3: Cross multiply
   88,425.70x = 131,834.33 × 78,452.98
4. Step 4: Simplify right side
   88,425.70x = 10,342,796,054.80
5. Step 5: Solve for x
   x = 10,342,796,054.80/88,425.70
6. Step 6: Final answer
   x = 116,965.95