Finding the Fourth Proportional to 1,566.69, 2,162.07 and 868.02

Step by Step Solution

1. Step 1: Write the proportion equation
   1,566.69 : 2,162.07 = 868.02 : x
2. Step 2: Convert to fraction form
   1,566.69/2,162.07 = 868.02/x
3. Step 3: Cross multiply
   1,566.69x = 2,162.07 × 868.02
4. Step 4: Simplify right side
   1,566.69x = 1,876,720.00
5. Step 5: Solve for x
   x = 1,876,720.00/1,566.69
6. Step 6: Final answer
   x = 1,197.89