Finding the Fourth Proportional to 88,782.76, 133,142.96 and 25,585.98

Step by Step Solution

1. Step 1: Write the proportion equation
   88,782.76 : 133,142.96 = 25,585.98 : x
2. Step 2: Convert to fraction form
   88,782.76/133,142.96 = 25,585.98/x
3. Step 3: Cross multiply
   88,782.76x = 133,142.96 × 25,585.98
4. Step 4: Simplify right side
   88,782.76x = 3,406,593,111.70
5. Step 5: Solve for x
   x = 3,406,593,111.70/88,782.76
6. Step 6: Final answer
   x = 38,369.98