Finding the Third Proportional to 1,621.50 and 2,673.38

Step by Step Solution

1. Step 1: Write the proportion equation
   1,621.50 : 2,673.38 = 2,673.38 : x
2. Step 2: Convert to fraction form
   1,621.50/2,673.38 = 2,673.38/x
3. Step 3: Cross multiply
   1,621.50x = 2,673.38 × 2,673.38
4. Step 4: Simplify right side
   1,621.50x = 7,146,933.89
5. Step 5: Solve for x
   x = 7,146,933.89/1,621.50
6. Step 6: Final answer
   x = 4,407.61