Finding the Fourth Proportional to 1,086.32, 1,630.34 and 566.46

Step by Step Solution

1. Step 1: Write the proportion equation
   1,086.32 : 1,630.34 = 566.46 : x
2. Step 2: Convert to fraction form
   1,086.32/1,630.34 = 566.46/x
3. Step 3: Cross multiply
   1,086.32x = 1,630.34 × 566.46
4. Step 4: Simplify right side
   1,086.32x = 923,522.40
5. Step 5: Solve for x
   x = 923,522.40/1,086.32
6. Step 6: Final answer
   x = 850.14