Finding the Fourth Proportional to 25,057.50, 34,577.91 and 13,726.98

Step by Step Solution

1. Step 1: Write the proportion equation
   25,057.50 : 34,577.91 = 13,726.98 : x
2. Step 2: Convert to fraction form
   25,057.50/34,577.91 = 13,726.98/x
3. Step 3: Cross multiply
   25,057.50x = 34,577.91 × 13,726.98
4. Step 4: Simplify right side
   25,057.50x = 474,650,279.01
5. Step 5: Solve for x
   x = 474,650,279.01/25,057.50
6. Step 6: Final answer
   x = 18,942.44