Finding the Fourth Proportional to 14,292.72, 19,724.94 and 8,005.50

Step by Step Solution

1. Step 1: Write the proportion equation
   14,292.72 : 19,724.94 = 8,005.50 : x
2. Step 2: Convert to fraction form
   14,292.72/19,724.94 = 8,005.50/x
3. Step 3: Cross multiply
   14,292.72x = 19,724.94 × 8,005.50
4. Step 4: Simplify right side
   14,292.72x = 157,908,007.17
5. Step 5: Solve for x
   x = 157,908,007.17/14,292.72
6. Step 6: Final answer
   x = 11,048.14