Finding the Fourth Proportional to 1,048.41, 1,446.72 and 606.21

Step by Step Solution

1. Step 1: Write the proportion equation
   1,048.41 : 1,446.72 = 606.21 : x
2. Step 2: Convert to fraction form
   1,048.41/1,446.72 = 606.21/x
3. Step 3: Cross multiply
   1,048.41x = 1,446.72 × 606.21
4. Step 4: Simplify right side
   1,048.41x = 877,016.13
5. Step 5: Solve for x
   x = 877,016.13/1,048.41
6. Step 6: Final answer
   x = 836.52