Finding the Fourth Proportional to 16,407.99, 24,615.90 and 5,314.70

Step by Step Solution

1. Step 1: Write the proportion equation
   16,407.99 : 24,615.90 = 5,314.70 : x
2. Step 2: Convert to fraction form
   16,407.99/24,615.90 = 5,314.70/x
3. Step 3: Cross multiply
   16,407.99x = 24,615.90 × 5,314.70
4. Step 4: Simplify right side
   16,407.99x = 130,826,123.73
5. Step 5: Solve for x
   x = 130,826,123.73/16,407.99
6. Step 6: Final answer
   x = 7,973.32