Finding the Fourth Proportional to 2,208.42, 3,310.79 and 1,037.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,208.42 : 3,310.79 = 1,037.86 : x
2. Step 2: Convert to fraction form
   2,208.42/3,310.79 = 1,037.86/x
3. Step 3: Cross multiply
   2,208.42x = 3,310.79 × 1,037.86
4. Step 4: Simplify right side
   2,208.42x = 3,436,123.04
5. Step 5: Solve for x
   x = 3,436,123.04/2,208.42
6. Step 6: Final answer
   x = 1,555.92