Finding the Third Proportional to 1,380,636 and 2,966,200

Step by Step Solution

1. Step 1: Write the proportion equation
   1,380,636 : 2,966,200 = 2,966,200 : x
2. Step 2: Convert to fraction form
   1,380,636/2,966,200 = 2,966,200/x
3. Step 3: Cross multiply
   1,380,636x = 2,966,200 × 2,966,200
4. Step 4: Simplify right side
   1,380,636x = 8,798,342,440,000
5. Step 5: Solve for x
   x = 8,798,342,440,000/1,380,636
6. Step 6: Final answer
   x = 6,372,673.49