Finding the Fourth Proportional to 16,445.72, 24,674.31 and 5,202.80

Step by Step Solution

1. Step 1: Write the proportion equation
   16,445.72 : 24,674.31 = 5,202.80 : x
2. Step 2: Convert to fraction form
   16,445.72/24,674.31 = 5,202.80/x
3. Step 3: Cross multiply
   16,445.72x = 24,674.31 × 5,202.80
4. Step 4: Simplify right side
   16,445.72x = 128,375,469.23
5. Step 5: Solve for x
   x = 128,375,469.23/16,445.72
6. Step 6: Final answer
   x = 7,806.01