Finding the Fourth Proportional to 1,418.59, 1,957.67 and 797.59

Step by Step Solution

1. Step 1: Write the proportion equation
   1,418.59 : 1,957.67 = 797.59 : x
2. Step 2: Convert to fraction form
   1,418.59/1,957.67 = 797.59/x
3. Step 3: Cross multiply
   1,418.59x = 1,957.67 × 797.59
4. Step 4: Simplify right side
   1,418.59x = 1,561,418.02
5. Step 5: Solve for x
   x = 1,561,418.02/1,418.59
6. Step 6: Final answer
   x = 1,100.68