Finding the Fourth Proportional to 2,291.94, 3,162.86 and 1,244.00

Step by Step Solution

1. Step 1: Write the proportion equation
   2,291.94 : 3,162.86 = 1,244.00 : x
2. Step 2: Convert to fraction form
   2,291.94/3,162.86 = 1,244.00/x
3. Step 3: Cross multiply
   2,291.94x = 3,162.86 × 1,244.00
4. Step 4: Simplify right side
   2,291.94x = 3,934,575.81
5. Step 5: Solve for x
   x = 3,934,575.81/2,291.94
6. Step 6: Final answer
   x = 1,716.70