Finding the Fourth Proportional to 2,296.10, 3,168.59 and 1,248.16

Step by Step Solution

1. Step 1: Write the proportion equation
   2,296.10 : 3,168.59 = 1,248.16 : x
2. Step 2: Convert to fraction form
   2,296.10/3,168.59 = 1,248.16/x
3. Step 3: Cross multiply
   2,296.10x = 3,168.59 × 1,248.16
4. Step 4: Simplify right side
   2,296.10x = 3,954,907.29
5. Step 5: Solve for x
   x = 3,954,907.29/2,296.10
6. Step 6: Final answer
   x = 1,722.45