Finding the Fourth Proportional to 88,780.76, 133,139.96 and 25,583.98

Step by Step Solution

1. Step 1: Write the proportion equation
   88,780.76 : 133,139.96 = 25,583.98 : x
2. Step 2: Convert to fraction form
   88,780.76/133,139.96 = 25,583.98/x
3. Step 3: Cross multiply
   88,780.76x = 133,139.96 × 25,583.98
4. Step 4: Simplify right side
   88,780.76x = 3,406,250,073.84
5. Step 5: Solve for x
   x = 3,406,250,073.84/88,780.76
6. Step 6: Final answer
   x = 38,366.98