Finding the Fourth Proportional to 9,382.99, 12,944.76 and 5,401.97

Step by Step Solution

1. Step 1: Write the proportion equation
   9,382.99 : 12,944.76 = 5,401.97 : x
2. Step 2: Convert to fraction form
   9,382.99/12,944.76 = 5,401.97/x
3. Step 3: Cross multiply
   9,382.99x = 12,944.76 × 5,401.97
4. Step 4: Simplify right side
   9,382.99x = 69,927,162.72
5. Step 5: Solve for x
   x = 69,927,162.72/9,382.99
6. Step 6: Final answer
   x = 7,452.55