Finding the Fourth Proportional to 1,725.06, 2,380.17 and 1,016.85

Step by Step Solution

1. Step 1: Write the proportion equation
   1,725.06 : 2,380.17 = 1,016.85 : x
2. Step 2: Convert to fraction form
   1,725.06/2,380.17 = 1,016.85/x
3. Step 3: Cross multiply
   1,725.06x = 2,380.17 × 1,016.85
4. Step 4: Simplify right side
   1,725.06x = 2,420,275.86
5. Step 5: Solve for x
   x = 2,420,275.86/1,725.06
6. Step 6: Final answer
   x = 1,403.01