Finding the Third Proportional to 617,674 and 1,341,620

Step by Step Solution

1. Step 1: Write the proportion equation
   617,674 : 1,341,620 = 1,341,620 : x
2. Step 2: Convert to fraction form
   617,674/1,341,620 = 1,341,620/x
3. Step 3: Cross multiply
   617,674x = 1,341,620 × 1,341,620
4. Step 4: Simplify right side
   617,674x = 1,799,944,224,400
5. Step 5: Solve for x
   x = 1,799,944,224,400/617,674
6. Step 6: Final answer
   x = 2,914,068.30