Finding the Fourth Proportional to 1,066.69, 1,598.82 and 655.21

Step by Step Solution

1. Step 1: Write the proportion equation
   1,066.69 : 1,598.82 = 655.21 : x
2. Step 2: Convert to fraction form
   1,066.69/1,598.82 = 655.21/x
3. Step 3: Cross multiply
   1,066.69x = 1,598.82 × 655.21
4. Step 4: Simplify right side
   1,066.69x = 1,047,562.85
5. Step 5: Solve for x
   x = 1,047,562.85/1,066.69
6. Step 6: Final answer
   x = 982.07