Finding the Fourth Proportional to 89,221.27, 133,839.77 and 25,179.98

Step by Step Solution

1. Step 1: Write the proportion equation
   89,221.27 : 133,839.77 = 25,179.98 : x
2. Step 2: Convert to fraction form
   89,221.27/133,839.77 = 25,179.98/x
3. Step 3: Cross multiply
   89,221.27x = 133,839.77 × 25,179.98
4. Step 4: Simplify right side
   89,221.27x = 3,370,082,605.90
5. Step 5: Solve for x
   x = 3,370,082,605.90/89,221.27
6. Step 6: Final answer
   x = 37,772.19