Finding the Third Proportional to 2,205,513 and 4,777,430

Step by Step Solution

1. Step 1: Write the proportion equation
   2,205,513 : 4,777,430 = 4,777,430 : x
2. Step 2: Convert to fraction form
   2,205,513/4,777,430 = 4,777,430/x
3. Step 3: Cross multiply
   2,205,513x = 4,777,430 × 4,777,430
4. Step 4: Simplify right side
   2,205,513x = 22,823,837,404,900
5. Step 5: Solve for x
   x = 22,823,837,404,900/2,205,513
6. Step 6: Final answer
   x = 10,348,539.05