Finding the Fourth Proportional to 14,648.72, 21,976.34 and 8,071.52

Step by Step Solution

1. Step 1: Write the proportion equation
   14,648.72 : 21,976.34 = 8,071.52 : x
2. Step 2: Convert to fraction form
   14,648.72/21,976.34 = 8,071.52/x
3. Step 3: Cross multiply
   14,648.72x = 21,976.34 × 8,071.52
4. Step 4: Simplify right side
   14,648.72x = 177,382,317.60
5. Step 5: Solve for x
   x = 177,382,317.60/14,648.72
6. Step 6: Final answer
   x = 12,109.07