Finding the Third Proportional to 2,538,330 and 5,539,677

Step by Step Solution

1. Step 1: Write the proportion equation
   2,538,330 : 5,539,677 = 5,539,677 : x
2. Step 2: Convert to fraction form
   2,538,330/5,539,677 = 5,539,677/x
3. Step 3: Cross multiply
   2,538,330x = 5,539,677 × 5,539,677
4. Step 4: Simplify right side
   2,538,330x = 30,688,021,264,329
5. Step 5: Solve for x
   x = 30,688,021,264,329/2,538,330
6. Step 6: Final answer
   x = 12,089,846.97