Finding the Fourth Proportional to 1,868.43, 2,801.67 and 697.47

Step by Step Solution

1. Step 1: Write the proportion equation
   1,868.43 : 2,801.67 = 697.47 : x
2. Step 2: Convert to fraction form
   1,868.43/2,801.67 = 697.47/x
3. Step 3: Cross multiply
   1,868.43x = 2,801.67 × 697.47
4. Step 4: Simplify right side
   1,868.43x = 1,954,078.06
5. Step 5: Solve for x
   x = 1,954,078.06/1,868.43
6. Step 6: Final answer
   x = 1,045.84