Finding the Third Proportional to 1,803.16 and 2,728.83

Step by Step Solution

1. Step 1: Write the proportion equation
   1,803.16 : 2,728.83 = 2,728.83 : x
2. Step 2: Convert to fraction form
   1,803.16/2,728.83 = 2,728.83/x
3. Step 3: Cross multiply
   1,803.16x = 2,728.83 × 2,728.83
4. Step 4: Simplify right side
   1,803.16x = 7,446,502.94
5. Step 5: Solve for x
   x = 7,446,502.94/1,803.16
6. Step 6: Final answer
   x = 4,129.69