Finding the Fourth Proportional to 7,353.08, 10,148.46 and 5,370.20

Step by Step Solution

1. Step 1: Write the proportion equation
   7,353.08 : 10,148.46 = 5,370.20 : x
2. Step 2: Convert to fraction form
   7,353.08/10,148.46 = 5,370.20/x
3. Step 3: Cross multiply
   7,353.08x = 10,148.46 × 5,370.20
4. Step 4: Simplify right side
   7,353.08x = 54,499,259.89
5. Step 5: Solve for x
   x = 54,499,259.89/7,353.08
6. Step 6: Final answer
   x = 7,411.76