Finding the Fourth Proportional to 2,316.06, 3,196.14 and 1,268.12

Step by Step Solution

1. Step 1: Write the proportion equation
   2,316.06 : 3,196.14 = 1,268.12 : x
2. Step 2: Convert to fraction form
   2,316.06/3,196.14 = 1,268.12/x
3. Step 3: Cross multiply
   2,316.06x = 3,196.14 × 1,268.12
4. Step 4: Simplify right side
   2,316.06x = 4,053,073.08
5. Step 5: Solve for x
   x = 4,053,073.08/2,316.06
6. Step 6: Final answer
   x = 1,749.99