Finding the Fourth Proportional to 16,078.59, 22,191.12 and 9,368.10

Step by Step Solution

1. Step 1: Write the proportion equation
   16,078.59 : 22,191.12 = 9,368.10 : x
2. Step 2: Convert to fraction form
   16,078.59/22,191.12 = 9,368.10/x
3. Step 3: Cross multiply
   16,078.59x = 22,191.12 × 9,368.10
4. Step 4: Simplify right side
   16,078.59x = 207,888,631.27
5. Step 5: Solve for x
   x = 207,888,631.27/16,078.59
6. Step 6: Final answer
   x = 12,929.53