Finding the Fourth Proportional to 6,900.48, 10,337.76 and 5,353.92

Step by Step Solution

1. Step 1: Write the proportion equation
   6,900.48 : 10,337.76 = 5,353.92 : x
2. Step 2: Convert to fraction form
   6,900.48/10,337.76 = 5,353.92/x
3. Step 3: Cross multiply
   6,900.48x = 10,337.76 × 5,353.92
4. Step 4: Simplify right side
   6,900.48x = 55,347,540.02
5. Step 5: Solve for x
   x = 55,347,540.02/6,900.48
6. Step 6: Final answer
   x = 8,020.82