Finding the Fourth Proportional to 6,730.31, 9,256.92 and 5,401.10

Step by Step Solution

1. Step 1: Write the proportion equation
   6,730.31 : 9,256.92 = 5,401.10 : x
2. Step 2: Convert to fraction form
   6,730.31/9,256.92 = 5,401.10/x
3. Step 3: Cross multiply
   6,730.31x = 9,256.92 × 5,401.10
4. Step 4: Simplify right side
   6,730.31x = 49,997,550.61
5. Step 5: Solve for x
   x = 49,997,550.61/6,730.31
6. Step 6: Final answer
   x = 7,428.71