Finding the Fourth Proportional to 91,757.15, 137,619.29 and 25,188.52

Step by Step Solution

1. Step 1: Write the proportion equation
   91,757.15 : 137,619.29 = 25,188.52 : x
2. Step 2: Convert to fraction form
   91,757.15/137,619.29 = 25,188.52/x
3. Step 3: Cross multiply
   91,757.15x = 137,619.29 × 25,188.52
4. Step 4: Simplify right side
   91,757.15x = 3,466,426,238.55
5. Step 5: Solve for x
   x = 3,466,426,238.55/91,757.15
6. Step 6: Final answer
   x = 37,778.27