Finding the Fourth Proportional to 3,304.42, 4,559.98 and 1,978.86

Step by Step Solution

1. Step 1: Write the proportion equation
   3,304.42 : 4,559.98 = 1,978.86 : x
2. Step 2: Convert to fraction form
   3,304.42/4,559.98 = 1,978.86/x
3. Step 3: Cross multiply
   3,304.42x = 4,559.98 × 1,978.86
4. Step 4: Simplify right side
   3,304.42x = 9,023,562.02
5. Step 5: Solve for x
   x = 9,023,562.02/3,304.42
6. Step 6: Final answer
   x = 2,730.76