Finding the Third Proportional to 1,236,446 and 2,636,200

Step by Step Solution

1. Step 1: Write the proportion equation
   1,236,446 : 2,636,200 = 2,636,200 : x
2. Step 2: Convert to fraction form
   1,236,446/2,636,200 = 2,636,200/x
3. Step 3: Cross multiply
   1,236,446x = 2,636,200 × 2,636,200
4. Step 4: Simplify right side
   1,236,446x = 6,949,550,440,000
5. Step 5: Solve for x
   x = 6,949,550,440,000/1,236,446
6. Step 6: Final answer
   x = 5,620,585.48