Finding the Third Proportional to 1,223,508 and 2,668,200

Step by Step Solution

1. Step 1: Write the proportion equation
   1,223,508 : 2,668,200 = 2,668,200 : x
2. Step 2: Convert to fraction form
   1,223,508/2,668,200 = 2,668,200/x
3. Step 3: Cross multiply
   1,223,508x = 2,668,200 × 2,668,200
4. Step 4: Simplify right side
   1,223,508x = 7,119,291,240,000
5. Step 5: Solve for x
   x = 7,119,291,240,000/1,223,508
6. Step 6: Final answer
   x = 5,818,753.32