Finding the Fourth Proportional to 2,297.79, 3,448.17 and 910.89

Step by Step Solution

1. Step 1: Write the proportion equation
   2,297.79 : 3,448.17 = 910.89 : x
2. Step 2: Convert to fraction form
   2,297.79/3,448.17 = 910.89/x
3. Step 3: Cross multiply
   2,297.79x = 3,448.17 × 910.89
4. Step 4: Simplify right side
   2,297.79x = 3,140,903.57
5. Step 5: Solve for x
   x = 3,140,903.57/2,297.79
6. Step 6: Final answer
   x = 1,366.92