Finding the Fourth Proportional to 16,397.76, 22,624.56 and 9,323.04

Step by Step Solution

1. Step 1: Write the proportion equation
   16,397.76 : 22,624.56 = 9,323.04 : x
2. Step 2: Convert to fraction form
   16,397.76/22,624.56 = 9,323.04/x
3. Step 3: Cross multiply
   16,397.76x = 22,624.56 × 9,323.04
4. Step 4: Simplify right side
   16,397.76x = 210,929,677.86
5. Step 5: Solve for x
   x = 210,929,677.86/16,397.76
6. Step 6: Final answer
   x = 12,863.32