Finding the Fourth Proportional to 1,048.62, 1,446.50 and 654.96

Step by Step Solution

1. Step 1: Write the proportion equation
   1,048.62 : 1,446.50 = 654.96 : x
2. Step 2: Convert to fraction form
   1,048.62/1,446.50 = 654.96/x
3. Step 3: Cross multiply
   1,048.62x = 1,446.50 × 654.96
4. Step 4: Simplify right side
   1,048.62x = 947,398.03
5. Step 5: Solve for x
   x = 947,398.03/1,048.62
6. Step 6: Final answer
   x = 903.47