Finding the Third Proportional to 626,718 and 1,373,581.50

Step by Step Solution

1. Step 1: Write the proportion equation
   626,718 : 1,373,581.50 = 1,373,581.50 : x
2. Step 2: Convert to fraction form
   626,718/1,373,581.50 = 1,373,581.50/x
3. Step 3: Cross multiply
   626,718x = 1,373,581.50 × 1,373,581.50
4. Step 4: Simplify right side
   626,718x = 1,886,726,137,142.25
5. Step 5: Solve for x
   x = 1,886,726,137,142.25/626,718
6. Step 6: Final answer
   x = 3,010,486.59