Finding the Fourth Proportional to 16,801.24, 25,205.50 and 5,114.15

Step by Step Solution

1. Step 1: Write the proportion equation
   16,801.24 : 25,205.50 = 5,114.15 : x
2. Step 2: Convert to fraction form
   16,801.24/25,205.50 = 5,114.15/x
3. Step 3: Cross multiply
   16,801.24x = 25,205.50 × 5,114.15
4. Step 4: Simplify right side
   16,801.24x = 128,904,707.83
5. Step 5: Solve for x
   x = 128,904,707.83/16,801.24
6. Step 6: Final answer
   x = 7,672.33