Finding the Fourth Proportional to 1,048.35, 1,446.48 and 655.10

Step by Step Solution

1. Step 1: Write the proportion equation
   1,048.35 : 1,446.48 = 655.10 : x
2. Step 2: Convert to fraction form
   1,048.35/1,446.48 = 655.10/x
3. Step 3: Cross multiply
   1,048.35x = 1,446.48 × 655.10
4. Step 4: Simplify right side
   1,048.35x = 947,581.82
5. Step 5: Solve for x
   x = 947,581.82/1,048.35
6. Step 6: Final answer
   x = 903.88