Finding the Third Proportional to 2,021,211 and 3,031,815

Step by Step Solution

1. Step 1: Write the proportion equation
   2,021,211 : 3,031,815 = 3,031,815 : x
2. Step 2: Convert to fraction form
   2,021,211/3,031,815 = 3,031,815/x
3. Step 3: Cross multiply
   2,021,211x = 3,031,815 × 3,031,815
4. Step 4: Simplify right side
   2,021,211x = 9,191,902,194,225
5. Step 5: Solve for x
   x = 9,191,902,194,225/2,021,211
6. Step 6: Final answer
   x = 4,547,720.25