Finding the Fourth Proportional to 25,120.29, 34,669.61 and 15,049.16

Step by Step Solution

1. Step 1: Write the proportion equation
   25,120.29 : 34,669.61 = 15,049.16 : x
2. Step 2: Convert to fraction form
   25,120.29/34,669.61 = 15,049.16/x
3. Step 3: Cross multiply
   25,120.29x = 34,669.61 × 15,049.16
4. Step 4: Simplify right side
   25,120.29x = 521,748,259.43
5. Step 5: Solve for x
   x = 521,748,259.43/25,120.29
6. Step 6: Final answer
   x = 20,769.99