Finding the Third Proportional to 617,756 and 1,353,610

Step by Step Solution

1. Step 1: Write the proportion equation
   617,756 : 1,353,610 = 1,353,610 : x
2. Step 2: Convert to fraction form
   617,756/1,353,610 = 1,353,610/x
3. Step 3: Cross multiply
   617,756x = 1,353,610 × 1,353,610
4. Step 4: Simplify right side
   617,756x = 1,832,260,032,100
5. Step 5: Solve for x
   x = 1,832,260,032,100/617,756
6. Step 6: Final answer
   x = 2,965,993.10