Finding the Third Proportional to 2,020,632 and 4,290,338

Step by Step Solution

1. Step 1: Write the proportion equation
   2,020,632 : 4,290,338 = 4,290,338 : x
2. Step 2: Convert to fraction form
   2,020,632/4,290,338 = 4,290,338/x
3. Step 3: Cross multiply
   2,020,632x = 4,290,338 × 4,290,338
4. Step 4: Simplify right side
   2,020,632x = 18,407,000,154,244
5. Step 5: Solve for x
   x = 18,407,000,154,244/2,020,632
6. Step 6: Final answer
   x = 9,109,526.20