Finding the Fourth Proportional to 5,597.73, 8,393.55 and 2,780.38

Step by Step Solution

1. Step 1: Write the proportion equation
   5,597.73 : 8,393.55 = 2,780.38 : x
2. Step 2: Convert to fraction form
   5,597.73/8,393.55 = 2,780.38/x
3. Step 3: Cross multiply
   5,597.73x = 8,393.55 × 2,780.38
4. Step 4: Simplify right side
   5,597.73x = 23,337,258.55
5. Step 5: Solve for x
   x = 23,337,258.55/5,597.73
6. Step 6: Final answer
   x = 4,169.06