Finding the Third Proportional to 2,485,018 and 5,435,297

Step by Step Solution

1. Step 1: Write the proportion equation
   2,485,018 : 5,435,297 = 5,435,297 : x
2. Step 2: Convert to fraction form
   2,485,018/5,435,297 = 5,435,297/x
3. Step 3: Cross multiply
   2,485,018x = 5,435,297 × 5,435,297
4. Step 4: Simplify right side
   2,485,018x = 29,542,453,478,209
5. Step 5: Solve for x
   x = 29,542,453,478,209/2,485,018
6. Step 6: Final answer
   x = 11,888,225.15