Finding the Fourth Proportional to 25,047.97, 37,516.57 and 17,131.72

Step by Step Solution

1. Step 1: Write the proportion equation
   25,047.97 : 37,516.57 = 17,131.72 : x
2. Step 2: Convert to fraction form
   25,047.97/37,516.57 = 17,131.72/x
3. Step 3: Cross multiply
   25,047.97x = 37,516.57 × 17,131.72
4. Step 4: Simplify right side
   25,047.97x = 642,723,372.60
5. Step 5: Solve for x
   x = 642,723,372.60/25,047.97
6. Step 6: Final answer
   x = 25,659.70