Finding the Fourth Proportional to 2,889.24, 4,333.89 and 697.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,889.24 : 4,333.89 = 697.98 : x
2. Step 2: Convert to fraction form
   2,889.24/4,333.89 = 697.98/x
3. Step 3: Cross multiply
   2,889.24x = 4,333.89 × 697.98
4. Step 4: Simplify right side
   2,889.24x = 3,024,968.54
5. Step 5: Solve for x
   x = 3,024,968.54/2,889.24
6. Step 6: Final answer
   x = 1,046.98