Finding the Fourth Proportional to 14,648.22, 20,216.52 and 8,361

Step by Step Solution

1. Step 1: Write the proportion equation
   14,648.22 : 20,216.52 = 8,361 : x
2. Step 2: Convert to fraction form
   14,648.22/20,216.52 = 8,361/x
3. Step 3: Cross multiply
   14,648.22x = 20,216.52 × 8,361
4. Step 4: Simplify right side
   14,648.22x = 169,030,323.72
5. Step 5: Solve for x
   x = 169,030,323.72/14,648.22
6. Step 6: Final answer
   x = 11,539.31