Finding the Fourth Proportional to 25,158.72, 37,740.42 and 7,625.46

Step by Step Solution

1. Step 1: Write the proportion equation
   25,158.72 : 37,740.42 = 7,625.46 : x
2. Step 2: Convert to fraction form
   25,158.72/37,740.42 = 7,625.46/x
3. Step 3: Cross multiply
   25,158.72x = 37,740.42 × 7,625.46
4. Step 4: Simplify right side
   25,158.72x = 287,788,063.09
5. Step 5: Solve for x
   x = 287,788,063.09/25,158.72
6. Step 6: Final answer
   x = 11,438.90