Finding the Fourth Proportional to 1,008.41, 1,391.58 and 566.33

Step by Step Solution

1. Step 1: Write the proportion equation
   1,008.41 : 1,391.58 = 566.33 : x
2. Step 2: Convert to fraction form
   1,008.41/1,391.58 = 566.33/x
3. Step 3: Cross multiply
   1,008.41x = 1,391.58 × 566.33
4. Step 4: Simplify right side
   1,008.41x = 788,095.89
5. Step 5: Solve for x
   x = 788,095.89/1,008.41
6. Step 6: Final answer
   x = 781.52