Finding the Third Proportional to 2,631,422 and 5,668,888

Step by Step Solution

1. Step 1: Write the proportion equation
   2,631,422 : 5,668,888 = 5,668,888 : x
2. Step 2: Convert to fraction form
   2,631,422/5,668,888 = 5,668,888/x
3. Step 3: Cross multiply
   2,631,422x = 5,668,888 × 5,668,888
4. Step 4: Simplify right side
   2,631,422x = 32,136,291,156,544
5. Step 5: Solve for x
   x = 32,136,291,156,544/2,631,422
6. Step 6: Final answer
   x = 12,212,518.99