Finding the Third Proportional to 637,796 and 1,341,688

Step by Step Solution

1. Step 1: Write the proportion equation
   637,796 : 1,341,688 = 1,341,688 : x
2. Step 2: Convert to fraction form
   637,796/1,341,688 = 1,341,688/x
3. Step 3: Cross multiply
   637,796x = 1,341,688 × 1,341,688
4. Step 4: Simplify right side
   637,796x = 1,800,126,689,344
5. Step 5: Solve for x
   x = 1,800,126,689,344/637,796
6. Step 6: Final answer
   x = 2,822,417.65