Finding the Third Proportional to 2,173,418 and 4,777,108

Step by Step Solution

1. Step 1: Write the proportion equation
   2,173,418 : 4,777,108 = 4,777,108 : x
2. Step 2: Convert to fraction form
   2,173,418/4,777,108 = 4,777,108/x
3. Step 3: Cross multiply
   2,173,418x = 4,777,108 × 4,777,108
4. Step 4: Simplify right side
   2,173,418x = 22,820,760,843,664
5. Step 5: Solve for x
   x = 22,820,760,843,664/2,173,418
6. Step 6: Final answer
   x = 10,499,941.03