Finding the Fourth Proportional to 2,249.10, 3,373.69 and 788.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,249.10 : 3,373.69 = 788.31 : x
2. Step 2: Convert to fraction form
   2,249.10/3,373.69 = 788.31/x
3. Step 3: Cross multiply
   2,249.10x = 3,373.69 × 788.31
4. Step 4: Simplify right side
   2,249.10x = 2,659,520.03
5. Step 5: Solve for x
   x = 2,659,520.03/2,249.10
6. Step 6: Final answer
   x = 1,182.48