Finding the Fourth Proportional to 22,716, 34,068.32 and 7,922.72

Step by Step Solution

1. Step 1: Write the proportion equation
   22,716 : 34,068.32 = 7,922.72 : x
2. Step 2: Convert to fraction form
   22,716/34,068.32 = 7,922.72/x
3. Step 3: Cross multiply
   22,716x = 34,068.32 × 7,922.72
4. Step 4: Simplify right side
   22,716x = 269,913,760.23
5. Step 5: Solve for x
   x = 269,913,760.23/22,716
6. Step 6: Final answer
   x = 11,882.10