Finding the Third Proportional to 2,050,636 and 4,487,272

Step by Step Solution

1. Step 1: Write the proportion equation
   2,050,636 : 4,487,272 = 4,487,272 : x
2. Step 2: Convert to fraction form
   2,050,636/4,487,272 = 4,487,272/x
3. Step 3: Cross multiply
   2,050,636x = 4,487,272 × 4,487,272
4. Step 4: Simplify right side
   2,050,636x = 20,135,610,001,984
5. Step 5: Solve for x
   x = 20,135,610,001,984/2,050,636
6. Step 6: Final answer
   x = 9,819,202.43