Finding the Fourth Proportional to 2,296.16, 3,168.71 and 1,248.23

Step by Step Solution

1. Step 1: Write the proportion equation
   2,296.16 : 3,168.71 = 1,248.23 : x
2. Step 2: Convert to fraction form
   2,296.16/3,168.71 = 1,248.23/x
3. Step 3: Cross multiply
   2,296.16x = 3,168.71 × 1,248.23
4. Step 4: Simplify right side
   2,296.16x = 3,955,278.88
5. Step 5: Solve for x
   x = 3,955,278.88/2,296.16
6. Step 6: Final answer
   x = 1,722.56