Finding the Fourth Proportional to 11,709.27, 16,158.42 and 6,404.04

Step by Step Solution

1. Step 1: Write the proportion equation
   11,709.27 : 16,158.42 = 6,404.04 : x
2. Step 2: Convert to fraction form
   11,709.27/16,158.42 = 6,404.04/x
3. Step 3: Cross multiply
   11,709.27x = 16,158.42 × 6,404.04
4. Step 4: Simplify right side
   11,709.27x = 103,479,168.02
5. Step 5: Solve for x
   x = 103,479,168.02/11,709.27
6. Step 6: Final answer
   x = 8,837.37