Finding the Fourth Proportional to 2,238.43, 3,359.69 and 1,199.60

Step by Step Solution

1. Step 1: Write the proportion equation
   2,238.43 : 3,359.69 = 1,199.60 : x
2. Step 2: Convert to fraction form
   2,238.43/3,359.69 = 1,199.60/x
3. Step 3: Cross multiply
   2,238.43x = 3,359.69 × 1,199.60
4. Step 4: Simplify right side
   2,238.43x = 4,030,278.13
5. Step 5: Solve for x
   x = 4,030,278.13/2,238.43
6. Step 6: Final answer
   x = 1,800.50