Finding the Fourth Proportional to 1,805.71, 2,706.71 and 694.83

Step by Step Solution

1. Step 1: Write the proportion equation
   1,805.71 : 2,706.71 = 694.83 : x
2. Step 2: Convert to fraction form
   1,805.71/2,706.71 = 694.83/x
3. Step 3: Cross multiply
   1,805.71x = 2,706.71 × 694.83
4. Step 4: Simplify right side
   1,805.71x = 1,880,686.30
5. Step 5: Solve for x
   x = 1,880,686.30/1,805.71
6. Step 6: Final answer
   x = 1,041.52