Finding the Third Proportional to 617,746 and 1,353,588

Step by Step Solution

1. Step 1: Write the proportion equation
   617,746 : 1,353,588 = 1,353,588 : x
2. Step 2: Convert to fraction form
   617,746/1,353,588 = 1,353,588/x
3. Step 3: Cross multiply
   617,746x = 1,353,588 × 1,353,588
4. Step 4: Simplify right side
   617,746x = 1,832,200,473,744
5. Step 5: Solve for x
   x = 1,832,200,473,744/617,746
6. Step 6: Final answer
   x = 2,965,944.70