Finding the Fourth Proportional to 5,470.78, 7,543.08 and 3,793.62

Step by Step Solution

1. Step 1: Write the proportion equation
   5,470.78 : 7,543.08 = 3,793.62 : x
2. Step 2: Convert to fraction form
   5,470.78/7,543.08 = 3,793.62/x
3. Step 3: Cross multiply
   5,470.78x = 7,543.08 × 3,793.62
4. Step 4: Simplify right side
   5,470.78x = 28,615,579.15
5. Step 5: Solve for x
   x = 28,615,579.15/5,470.78
6. Step 6: Final answer
   x = 5,230.62