Finding the Fourth Proportional to 2,066.88, 3,098.24 and 833.60

Step by Step Solution

1. Step 1: Write the proportion equation
   2,066.88 : 3,098.24 = 833.60 : x
2. Step 2: Convert to fraction form
   2,066.88/3,098.24 = 833.60/x
3. Step 3: Cross multiply
   2,066.88x = 3,098.24 × 833.60
4. Step 4: Simplify right side
   2,066.88x = 2,582,692.86
5. Step 5: Solve for x
   x = 2,582,692.86/2,066.88
6. Step 6: Final answer
   x = 1,249.56