Finding the Fourth Proportional to 1,031.82, 1,423.91 and 566.07

Step by Step Solution

1. Step 1: Write the proportion equation
   1,031.82 : 1,423.91 = 566.07 : x
2. Step 2: Convert to fraction form
   1,031.82/1,423.91 = 566.07/x
3. Step 3: Cross multiply
   1,031.82x = 1,423.91 × 566.07
4. Step 4: Simplify right side
   1,031.82x = 806,029.90
5. Step 5: Solve for x
   x = 806,029.90/1,031.82
6. Step 6: Final answer
   x = 781.17