Finding the Third Proportional to 608,636 and 1,341,688

Step by Step Solution

1. Step 1: Write the proportion equation
   608,636 : 1,341,688 = 1,341,688 : x
2. Step 2: Convert to fraction form
   608,636/1,341,688 = 1,341,688/x
3. Step 3: Cross multiply
   608,636x = 1,341,688 × 1,341,688
4. Step 4: Simplify right side
   608,636x = 1,800,126,689,344
5. Step 5: Solve for x
   x = 1,800,126,689,344/608,636
6. Step 6: Final answer
   x = 2,957,640.84