Finding the Fourth Proportional to 1,051.27, 1,578.12 and 565.27

Step by Step Solution

1. Step 1: Write the proportion equation
   1,051.27 : 1,578.12 = 565.27 : x
2. Step 2: Convert to fraction form
   1,051.27/1,578.12 = 565.27/x
3. Step 3: Cross multiply
   1,051.27x = 1,578.12 × 565.27
4. Step 4: Simplify right side
   1,051.27x = 892,057.83
5. Step 5: Solve for x
   x = 892,057.83/1,051.27
6. Step 6: Final answer
   x = 848.55