Finding the Fourth Proportional to 1,066.98, 1,600.52 and 655.86

Step by Step Solution

1. Step 1: Write the proportion equation
   1,066.98 : 1,600.52 = 655.86 : x
2. Step 2: Convert to fraction form
   1,066.98/1,600.52 = 655.86/x
3. Step 3: Cross multiply
   1,066.98x = 1,600.52 × 655.86
4. Step 4: Simplify right side
   1,066.98x = 1,049,717.05
5. Step 5: Solve for x
   x = 1,049,717.05/1,066.98
6. Step 6: Final answer
   x = 983.82