Finding the Fourth Proportional to 1,773.69, 2,447.91 and 1,017.75

Step by Step Solution

1. Step 1: Write the proportion equation
   1,773.69 : 2,447.91 = 1,017.75 : x
2. Step 2: Convert to fraction form
   1,773.69/2,447.91 = 1,017.75/x
3. Step 3: Cross multiply
   1,773.69x = 2,447.91 × 1,017.75
4. Step 4: Simplify right side
   1,773.69x = 2,491,360.40
5. Step 5: Solve for x
   x = 2,491,360.40/1,773.69
6. Step 6: Final answer
   x = 1,404.62