Finding the Fourth Proportional to 3,499.92, 5,245.52 and 1,648.56

Step by Step Solution

1. Step 1: Write the proportion equation
   3,499.92 : 5,245.52 = 1,648.56 : x
2. Step 2: Convert to fraction form
   3,499.92/5,245.52 = 1,648.56/x
3. Step 3: Cross multiply
   3,499.92x = 5,245.52 × 1,648.56
4. Step 4: Simplify right side
   3,499.92x = 8,647,554.45
5. Step 5: Solve for x
   x = 8,647,554.45/3,499.92
6. Step 6: Final answer
   x = 2,470.79