Finding the Fourth Proportional to 25,149.52, 34,707.78 and 13,971.52

Step by Step Solution

1. Step 1: Write the proportion equation
   25,149.52 : 34,707.78 = 13,971.52 : x
2. Step 2: Convert to fraction form
   25,149.52/34,707.78 = 13,971.52/x
3. Step 3: Cross multiply
   25,149.52x = 34,707.78 × 13,971.52
4. Step 4: Simplify right side
   25,149.52x = 484,920,442.43
5. Step 5: Solve for x
   x = 484,920,442.43/25,149.52
6. Step 6: Final answer
   x = 19,281.50