Finding the Fourth Proportional to 2,032.72, 3,054.84 and 1,211.20

Step by Step Solution

1. Step 1: Write the proportion equation
   2,032.72 : 3,054.84 = 1,211.20 : x
2. Step 2: Convert to fraction form
   2,032.72/3,054.84 = 1,211.20/x
3. Step 3: Cross multiply
   2,032.72x = 3,054.84 × 1,211.20
4. Step 4: Simplify right side
   2,032.72x = 3,700,022.21
5. Step 5: Solve for x
   x = 3,700,022.21/2,032.72
6. Step 6: Final answer
   x = 1,820.23