Finding the Fourth Proportional to 59,456.38, 89,185.11 and 25,716.10

Step by Step Solution

1. Step 1: Write the proportion equation
   59,456.38 : 89,185.11 = 25,716.10 : x
2. Step 2: Convert to fraction form
   59,456.38/89,185.11 = 25,716.10/x
3. Step 3: Cross multiply
   59,456.38x = 89,185.11 × 25,716.10
4. Step 4: Simplify right side
   59,456.38x = 2,293,493,207.27
5. Step 5: Solve for x
   x = 2,293,493,207.27/59,456.38
6. Step 6: Final answer
   x = 38,574.38