Finding the Fourth Proportional to 1,068.81, 1,602.27 and 582.27

Step by Step Solution

1. Step 1: Write the proportion equation
   1,068.81 : 1,602.27 = 582.27 : x
2. Step 2: Convert to fraction form
   1,068.81/1,602.27 = 582.27/x
3. Step 3: Cross multiply
   1,068.81x = 1,602.27 × 582.27
4. Step 4: Simplify right side
   1,068.81x = 932,953.75
5. Step 5: Solve for x
   x = 932,953.75/1,068.81
6. Step 6: Final answer
   x = 872.89