Finding the Fourth Proportional to 22,721.52, 34,086.86 and 7,926.48

Step by Step Solution

1. Step 1: Write the proportion equation
   22,721.52 : 34,086.86 = 7,926.48 : x
2. Step 2: Convert to fraction form
   22,721.52/34,086.86 = 7,926.48/x
3. Step 3: Cross multiply
   22,721.52x = 34,086.86 × 7,926.48
4. Step 4: Simplify right side
   22,721.52x = 270,188,774.42
5. Step 5: Solve for x
   x = 270,188,774.42/22,721.52
6. Step 6: Final answer
   x = 11,891.32