Finding the Fourth Proportional to 9,393.57, 12,962.94 and 5,414.45

Step by Step Solution

1. Step 1: Write the proportion equation
   9,393.57 : 12,962.94 = 5,414.45 : x
2. Step 2: Convert to fraction form
   9,393.57/12,962.94 = 5,414.45/x
3. Step 3: Cross multiply
   9,393.57x = 12,962.94 × 5,414.45
4. Step 4: Simplify right side
   9,393.57x = 70,187,105.36
5. Step 5: Solve for x
   x = 70,187,105.36/9,393.57
6. Step 6: Final answer
   x = 7,471.82