Finding the Third Proportional to 2,538,170 and 3,480,519

Step by Step Solution

1. Step 1: Write the proportion equation
   2,538,170 : 3,480,519 = 3,480,519 : x
2. Step 2: Convert to fraction form
   2,538,170/3,480,519 = 3,480,519/x
3. Step 3: Cross multiply
   2,538,170x = 3,480,519 × 3,480,519
4. Step 4: Simplify right side
   2,538,170x = 12,114,012,509,361
5. Step 5: Solve for x
   x = 12,114,012,509,361/2,538,170
6. Step 6: Final answer
   x = 4,772,734.89