Finding the Fourth Proportional to 1,606.89, 2,217.74 and 1,017.48

Step by Step Solution

1. Step 1: Write the proportion equation
   1,606.89 : 2,217.74 = 1,017.48 : x
2. Step 2: Convert to fraction form
   1,606.89/2,217.74 = 1,017.48/x
3. Step 3: Cross multiply
   1,606.89x = 2,217.74 × 1,017.48
4. Step 4: Simplify right side
   1,606.89x = 2,256,500.32
5. Step 5: Solve for x
   x = 2,256,500.32/1,606.89
6. Step 6: Final answer
   x = 1,404.27