Finding the Fourth Proportional to 2,316.11, 3,196.31 and 1,268.17

Step by Step Solution

1. Step 1: Write the proportion equation
   2,316.11 : 3,196.31 = 1,268.17 : x
2. Step 2: Convert to fraction form
   2,316.11/3,196.31 = 1,268.17/x
3. Step 3: Cross multiply
   2,316.11x = 3,196.31 × 1,268.17
4. Step 4: Simplify right side
   2,316.11x = 4,053,464.45
5. Step 5: Solve for x
   x = 4,053,464.45/2,316.11
6. Step 6: Final answer
   x = 1,750.12