Finding the Fourth Proportional to 3,613.46, 4,978.82 and 2,432.48

Step by Step Solution

1. Step 1: Write the proportion equation
   3,613.46 : 4,978.82 = 2,432.48 : x
2. Step 2: Convert to fraction form
   3,613.46/4,978.82 = 2,432.48/x
3. Step 3: Cross multiply
   3,613.46x = 4,978.82 × 2,432.48
4. Step 4: Simplify right side
   3,613.46x = 12,110,843.02
5. Step 5: Solve for x
   x = 12,110,843.02/3,613.46
6. Step 6: Final answer
   x = 3,351.60