Finding the Fourth Proportional to 14,233.60, 19,641.76 and 7,945.92

Step by Step Solution

1. Step 1: Write the proportion equation
   14,233.60 : 19,641.76 = 7,945.92 : x
2. Step 2: Convert to fraction form
   14,233.60/19,641.76 = 7,945.92/x
3. Step 3: Cross multiply
   14,233.60x = 19,641.76 × 7,945.92
4. Step 4: Simplify right side
   14,233.60x = 156,071,853.62
5. Step 5: Solve for x
   x = 156,071,853.62/14,233.60
6. Step 6: Final answer
   x = 10,965.03