Finding the Third Proportional to 3,620,799 and 7,539,228

Step by Step Solution

1. Step 1: Write the proportion equation
   3,620,799 : 7,539,228 = 7,539,228 : x
2. Step 2: Convert to fraction form
   3,620,799/7,539,228 = 7,539,228/x
3. Step 3: Cross multiply
   3,620,799x = 7,539,228 × 7,539,228
4. Step 4: Simplify right side
   3,620,799x = 56,839,958,835,984
5. Step 5: Solve for x
   x = 56,839,958,835,984/3,620,799
6. Step 6: Final answer
   x = 15,698,181.21