Finding the Third Proportional to 4,022,212 and 5,626,290

Step by Step Solution

1. Step 1: Write the proportion equation
   4,022,212 : 5,626,290 = 5,626,290 : x
2. Step 2: Convert to fraction form
   4,022,212/5,626,290 = 5,626,290/x
3. Step 3: Cross multiply
   4,022,212x = 5,626,290 × 5,626,290
4. Step 4: Simplify right side
   4,022,212x = 31,655,139,164,100
5. Step 5: Solve for x
   x = 31,655,139,164,100/4,022,212
6. Step 6: Final answer
   x = 7,870,082.22