Finding the Fourth Proportional to 9,411.84, 14,132.52 and 7,480.20

Step by Step Solution

1. Step 1: Write the proportion equation
   9,411.84 : 14,132.52 = 7,480.20 : x
2. Step 2: Convert to fraction form
   9,411.84/14,132.52 = 7,480.20/x
3. Step 3: Cross multiply
   9,411.84x = 14,132.52 × 7,480.20
4. Step 4: Simplify right side
   9,411.84x = 105,714,076.10
5. Step 5: Solve for x
   x = 105,714,076.10/9,411.84
6. Step 6: Final answer
   x = 11,232.03