Finding the Fourth Proportional to 25,139.22, 34,698.36 and 14,535

Step by Step Solution

1. Step 1: Write the proportion equation
   25,139.22 : 34,698.36 = 14,535 : x
2. Step 2: Convert to fraction form
   25,139.22/34,698.36 = 14,535/x
3. Step 3: Cross multiply
   25,139.22x = 34,698.36 × 14,535
4. Step 4: Simplify right side
   25,139.22x = 504,340,662.60
5. Step 5: Solve for x
   x = 504,340,662.60/25,139.22
6. Step 6: Final answer
   x = 20,061.91