Finding the Fourth Proportional to 14,061.60, 19,404.46 and 8,089.20

Step by Step Solution

1. Step 1: Write the proportion equation
   14,061.60 : 19,404.46 = 8,089.20 : x
2. Step 2: Convert to fraction form
   14,061.60/19,404.46 = 8,089.20/x
3. Step 3: Cross multiply
   14,061.60x = 19,404.46 × 8,089.20
4. Step 4: Simplify right side
   14,061.60x = 156,966,557.83
5. Step 5: Solve for x
   x = 156,966,557.83/14,061.60
6. Step 6: Final answer
   x = 11,162.78