Finding the Fourth Proportional to 2,179.55, 3,268.49 and 1,010.17

Step by Step Solution

1. Step 1: Write the proportion equation
   2,179.55 : 3,268.49 = 1,010.17 : x
2. Step 2: Convert to fraction form
   2,179.55/3,268.49 = 1,010.17/x
3. Step 3: Cross multiply
   2,179.55x = 3,268.49 × 1,010.17
4. Step 4: Simplify right side
   2,179.55x = 3,301,730.54
5. Step 5: Solve for x
   x = 3,301,730.54/2,179.55
6. Step 6: Final answer
   x = 1,514.87