Finding the Fourth Proportional to 5,391.93, 7,443.38 and 3,153.50

Step by Step Solution

1. Step 1: Write the proportion equation
   5,391.93 : 7,443.38 = 3,153.50 : x
2. Step 2: Convert to fraction form
   5,391.93/7,443.38 = 3,153.50/x
3. Step 3: Cross multiply
   5,391.93x = 7,443.38 × 3,153.50
4. Step 4: Simplify right side
   5,391.93x = 23,472,645.85
5. Step 5: Solve for x
   x = 23,472,645.85/5,391.93
6. Step 6: Final answer
   x = 4,353.29