Finding the Fourth Proportional to 14,061.32, 19,403.90 and 7,772.48

Step by Step Solution

1. Step 1: Write the proportion equation
   14,061.32 : 19,403.90 = 7,772.48 : x
2. Step 2: Convert to fraction form
   14,061.32/19,403.90 = 7,772.48/x
3. Step 3: Cross multiply
   14,061.32x = 19,403.90 × 7,772.48
4. Step 4: Simplify right side
   14,061.32x = 150,816,424.67
5. Step 5: Solve for x
   x = 150,816,424.67/14,061.32
6. Step 6: Final answer
   x = 10,725.62