Finding the Fourth Proportional to 1,048.43, 1,446.82 and 655.38

Step by Step Solution

1. Step 1: Write the proportion equation
   1,048.43 : 1,446.82 = 655.38 : x
2. Step 2: Convert to fraction form
   1,048.43/1,446.82 = 655.38/x
3. Step 3: Cross multiply
   1,048.43x = 1,446.82 × 655.38
4. Step 4: Simplify right side
   1,048.43x = 948,216.89
5. Step 5: Solve for x
   x = 948,216.89/1,048.43
6. Step 6: Final answer
   x = 904.42