Finding the Fourth Proportional to 2,316.09, 3,196.21 and 1,268.16

Step by Step Solution

1. Step 1: Write the proportion equation
   2,316.09 : 3,196.21 = 1,268.16 : x
2. Step 2: Convert to fraction form
   2,316.09/3,196.21 = 1,268.16/x
3. Step 3: Cross multiply
   2,316.09x = 3,196.21 × 1,268.16
4. Step 4: Simplify right side
   2,316.09x = 4,053,292.90
5. Step 5: Solve for x
   x = 4,053,292.90/2,316.09
6. Step 6: Final answer
   x = 1,750.06