Finding the Fourth Proportional to 1,868.93, 2,801.82 and 698.27

Step by Step Solution

1. Step 1: Write the proportion equation
   1,868.93 : 2,801.82 = 698.27 : x
2. Step 2: Convert to fraction form
   1,868.93/2,801.82 = 698.27/x
3. Step 3: Cross multiply
   1,868.93x = 2,801.82 × 698.27
4. Step 4: Simplify right side
   1,868.93x = 1,956,412.84
5. Step 5: Solve for x
   x = 1,956,412.84/1,868.93
6. Step 6: Final answer
   x = 1,046.81