Finding the Fourth Proportional to 9,320.72, 12,862.55 and 5,341.73

Step by Step Solution

1. Step 1: Write the proportion equation
   9,320.72 : 12,862.55 = 5,341.73 : x
2. Step 2: Convert to fraction form
   9,320.72/12,862.55 = 5,341.73/x
3. Step 3: Cross multiply
   9,320.72x = 12,862.55 × 5,341.73
4. Step 4: Simplify right side
   9,320.72x = 68,708,242.50
5. Step 5: Solve for x
   x = 68,708,242.50/9,320.72
6. Step 6: Final answer
   x = 7,371.56