Finding the Fourth Proportional to 2,066.92, 2,852.35 and 1,122.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,066.92 : 2,852.35 = 1,122.72 : x
2. Step 2: Convert to fraction form
   2,066.92/2,852.35 = 1,122.72/x
3. Step 3: Cross multiply
   2,066.92x = 2,852.35 × 1,122.72
4. Step 4: Simplify right side
   2,066.92x = 3,202,390.39
5. Step 5: Solve for x
   x = 3,202,390.39/2,066.92
6. Step 6: Final answer
   x = 1,549.35