Finding the Fourth Proportional to 1,737.56, 2,605.02 and 696.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,737.56 : 2,605.02 = 696.72 : x
2. Step 2: Convert to fraction form
   1,737.56/2,605.02 = 696.72/x
3. Step 3: Cross multiply
   1,737.56x = 2,605.02 × 696.72
4. Step 4: Simplify right side
   1,737.56x = 1,814,969.53
5. Step 5: Solve for x
   x = 1,814,969.53/1,737.56
6. Step 6: Final answer
   x = 1,044.55