Finding the Fourth Proportional to 25,111.62, 34,652.52 and 15,045.30

Step by Step Solution

1. Step 1: Write the proportion equation
   25,111.62 : 34,652.52 = 15,045.30 : x
2. Step 2: Convert to fraction form
   25,111.62/34,652.52 = 15,045.30/x
3. Step 3: Cross multiply
   25,111.62x = 34,652.52 × 15,045.30
4. Step 4: Simplify right side
   25,111.62x = 521,357,559.16
5. Step 5: Solve for x
   x = 521,357,559.16/25,111.62
6. Step 6: Final answer
   x = 20,761.61