Finding the Third Proportional to 1,621.27 and 3,612.73

Step by Step Solution

1. Step 1: Write the proportion equation
   1,621.27 : 3,612.73 = 3,612.73 : x
2. Step 2: Convert to fraction form
   1,621.27/3,612.73 = 3,612.73/x
3. Step 3: Cross multiply
   1,621.27x = 3,612.73 × 3,612.73
4. Step 4: Simplify right side
   1,621.27x = 13,051,793.22
5. Step 5: Solve for x
   x = 13,051,793.22/1,621.27
6. Step 6: Final answer
   x = 8,050.37