Finding the Fourth Proportional to 9,393.58, 12,963.12 and 5,414.67

Step by Step Solution

1. Step 1: Write the proportion equation
   9,393.58 : 12,963.12 = 5,414.67 : x
2. Step 2: Convert to fraction form
   9,393.58/12,963.12 = 5,414.67/x
3. Step 3: Cross multiply
   9,393.58x = 12,963.12 × 5,414.67
4. Step 4: Simplify right side
   9,393.58x = 70,190,989.90
5. Step 5: Solve for x
   x = 70,190,989.90/9,393.58
6. Step 6: Final answer
   x = 7,472.23