Finding the Fourth Proportional to 2,199.55, 3,298.53 and 738.37

Step by Step Solution

1. Step 1: Write the proportion equation
   2,199.55 : 3,298.53 = 738.37 : x
2. Step 2: Convert to fraction form
   2,199.55/3,298.53 = 738.37/x
3. Step 3: Cross multiply
   2,199.55x = 3,298.53 × 738.37
4. Step 4: Simplify right side
   2,199.55x = 2,435,519.10
5. Step 5: Solve for x
   x = 2,435,519.10/2,199.55
6. Step 6: Final answer
   x = 1,107.28