Finding the Third Proportional to 2,272,620 and 4,860,438

Step by Step Solution

1. Step 1: Write the proportion equation
   2,272,620 : 4,860,438 = 4,860,438 : x
2. Step 2: Convert to fraction form
   2,272,620/4,860,438 = 4,860,438/x
3. Step 3: Cross multiply
   2,272,620x = 4,860,438 × 4,860,438
4. Step 4: Simplify right side
   2,272,620x = 23,623,857,551,844
5. Step 5: Solve for x
   x = 23,623,857,551,844/2,272,620
6. Step 6: Final answer
   x = 10,394,987.97