Finding the Fourth Proportional to 1,047.91, 1,446.37 and 606.06

Step by Step Solution

1. Step 1: Write the proportion equation
   1,047.91 : 1,446.37 = 606.06 : x
2. Step 2: Convert to fraction form
   1,047.91/1,446.37 = 606.06/x
3. Step 3: Cross multiply
   1,047.91x = 1,446.37 × 606.06
4. Step 4: Simplify right side
   1,047.91x = 876,589.86
5. Step 5: Solve for x
   x = 876,589.86/1,047.91
6. Step 6: Final answer
   x = 836.52