Finding the Fourth Proportional to 2,297.12, 3,443.76 and 910.16

Step by Step Solution

1. Step 1: Write the proportion equation
   2,297.12 : 3,443.76 = 910.16 : x
2. Step 2: Convert to fraction form
   2,297.12/3,443.76 = 910.16/x
3. Step 3: Cross multiply
   2,297.12x = 3,443.76 × 910.16
4. Step 4: Simplify right side
   2,297.12x = 3,134,372.60
5. Step 5: Solve for x
   x = 3,134,372.60/2,297.12
6. Step 6: Final answer
   x = 1,364.48