Finding the Fourth Proportional to 16,242.09, 24,343.52 and 7,909.62

Step by Step Solution

1. Step 1: Write the proportion equation
   16,242.09 : 24,343.52 = 7,909.62 : x
2. Step 2: Convert to fraction form
   16,242.09/24,343.52 = 7,909.62/x
3. Step 3: Cross multiply
   16,242.09x = 24,343.52 × 7,909.62
4. Step 4: Simplify right side
   16,242.09x = 192,547,953.11
5. Step 5: Solve for x
   x = 192,547,953.11/16,242.09
6. Step 6: Final answer
   x = 11,854.88