Finding the Fourth Proportional to 2,316.50, 3,196.80 and 1,268.54

Step by Step Solution

1. Step 1: Write the proportion equation
   2,316.50 : 3,196.80 = 1,268.54 : x
2. Step 2: Convert to fraction form
   2,316.50/3,196.80 = 1,268.54/x
3. Step 3: Cross multiply
   2,316.50x = 3,196.80 × 1,268.54
4. Step 4: Simplify right side
   2,316.50x = 4,055,268.67
5. Step 5: Solve for x
   x = 4,055,268.67/2,316.50
6. Step 6: Final answer
   x = 1,750.60