Finding the Fourth Proportional to 16,139.27, 24,187 and 7,802.68

Step by Step Solution

1. Step 1: Write the proportion equation
   16,139.27 : 24,187 = 7,802.68 : x
2. Step 2: Convert to fraction form
   16,139.27/24,187 = 7,802.68/x
3. Step 3: Cross multiply
   16,139.27x = 24,187 × 7,802.68
4. Step 4: Simplify right side
   16,139.27x = 188,723,421.16
5. Step 5: Solve for x
   x = 188,723,421.16/16,139.27
6. Step 6: Final answer
   x = 11,693.43