Finding the Fourth Proportional to 9,141.03, 12,614.85 and 5,367.15

Step by Step Solution

1. Step 1: Write the proportion equation
   9,141.03 : 12,614.85 = 5,367.15 : x
2. Step 2: Convert to fraction form
   9,141.03/12,614.85 = 5,367.15/x
3. Step 3: Cross multiply
   9,141.03x = 12,614.85 × 5,367.15
4. Step 4: Simplify right side
   9,141.03x = 67,705,792.18
5. Step 5: Solve for x
   x = 67,705,792.18/9,141.03
6. Step 6: Final answer
   x = 7,406.80