Finding the Fourth Proportional to 2,066.28, 3,098.46 and 1,200.84

Step by Step Solution

1. Step 1: Write the proportion equation
   2,066.28 : 3,098.46 = 1,200.84 : x
2. Step 2: Convert to fraction form
   2,066.28/3,098.46 = 1,200.84/x
3. Step 3: Cross multiply
   2,066.28x = 3,098.46 × 1,200.84
4. Step 4: Simplify right side
   2,066.28x = 3,720,754.71
5. Step 5: Solve for x
   x = 3,720,754.71/2,066.28
6. Step 6: Final answer
   x = 1,800.70