Finding the Fourth Proportional to 11,704.30, 16,151.83 and 6,399.10

Step by Step Solution

1. Step 1: Write the proportion equation
   11,704.30 : 16,151.83 = 6,399.10 : x
2. Step 2: Convert to fraction form
   11,704.30/16,151.83 = 6,399.10/x
3. Step 3: Cross multiply
   11,704.30x = 16,151.83 × 6,399.10
4. Step 4: Simplify right side
   11,704.30x = 103,357,118.98
5. Step 5: Solve for x
   x = 103,357,118.98/11,704.30
6. Step 6: Final answer
   x = 8,830.70