Finding the Fourth Proportional to 2,032.29, 3,048.83 and 645.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,032.29 : 3,048.83 = 645.98 : x
2. Step 2: Convert to fraction form
   2,032.29/3,048.83 = 645.98/x
3. Step 3: Cross multiply
   2,032.29x = 3,048.83 × 645.98
4. Step 4: Simplify right side
   2,032.29x = 1,969,464.73
5. Step 5: Solve for x
   x = 1,969,464.73/2,032.29
6. Step 6: Final answer
   x = 969.09