Finding the Fourth Proportional to 2,451.89, 3,677.81 and 696.88

Step by Step Solution

1. Step 1: Write the proportion equation
   2,451.89 : 3,677.81 = 696.88 : x
2. Step 2: Convert to fraction form
   2,451.89/3,677.81 = 696.88/x
3. Step 3: Cross multiply
   2,451.89x = 3,677.81 × 696.88
4. Step 4: Simplify right side
   2,451.89x = 2,562,983.00
5. Step 5: Solve for x
   x = 2,562,983.00/2,451.89
6. Step 6: Final answer
   x = 1,045.31