Finding the Fourth Proportional to 1,047.94, 1,446.16 and 582.18

Step by Step Solution

1. Step 1: Write the proportion equation
   1,047.94 : 1,446.16 = 582.18 : x
2. Step 2: Convert to fraction form
   1,047.94/1,446.16 = 582.18/x
3. Step 3: Cross multiply
   1,047.94x = 1,446.16 × 582.18
4. Step 4: Simplify right side
   1,047.94x = 841,925.43
5. Step 5: Solve for x
   x = 841,925.43/1,047.94
6. Step 6: Final answer
   x = 803.41