Finding the Fourth Proportional to 9,342.54, 12,892.14 and 5,363.28

Step by Step Solution

1. Step 1: Write the proportion equation
   9,342.54 : 12,892.14 = 5,363.28 : x
2. Step 2: Convert to fraction form
   9,342.54/12,892.14 = 5,363.28/x
3. Step 3: Cross multiply
   9,342.54x = 12,892.14 × 5,363.28
4. Step 4: Simplify right side
   9,342.54x = 69,144,156.62
5. Step 5: Solve for x
   x = 69,144,156.62/9,342.54
6. Step 6: Final answer
   x = 7,401.00