Finding the Third Proportional to 1,673.72 and 2,461.78

Step by Step Solution

1. Step 1: Write the proportion equation
   1,673.72 : 2,461.78 = 2,461.78 : x
2. Step 2: Convert to fraction form
   1,673.72/2,461.78 = 2,461.78/x
3. Step 3: Cross multiply
   1,673.72x = 2,461.78 × 2,461.78
4. Step 4: Simplify right side
   1,673.72x = 6,060,366.92
5. Step 5: Solve for x
   x = 6,060,366.92/1,673.72
6. Step 6: Final answer
   x = 3,620.90