Finding the Fourth Proportional to 9,411.02, 14,123.30 and 7,584.20

Step by Step Solution

1. Step 1: Write the proportion equation
   9,411.02 : 14,123.30 = 7,584.20 : x
2. Step 2: Convert to fraction form
   9,411.02/14,123.30 = 7,584.20/x
3. Step 3: Cross multiply
   9,411.02x = 14,123.30 × 7,584.20
4. Step 4: Simplify right side
   9,411.02x = 107,113,931.86
5. Step 5: Solve for x
   x = 107,113,931.86/9,411.02
6. Step 6: Final answer
   x = 11,381.76