Finding the Fourth Proportional to 25,111.08, 34,650.92 and 15,039.34

Step by Step Solution

1. Step 1: Write the proportion equation
   25,111.08 : 34,650.92 = 15,039.34 : x
2. Step 2: Convert to fraction form
   25,111.08/34,650.92 = 15,039.34/x
3. Step 3: Cross multiply
   25,111.08x = 34,650.92 × 15,039.34
4. Step 4: Simplify right side
   25,111.08x = 521,126,918.16
5. Step 5: Solve for x
   x = 521,126,918.16/25,111.08
6. Step 6: Final answer
   x = 20,752.87