Finding the Third Proportional to 2,100,459 and 4,607,535

Step by Step Solution

1. Step 1: Write the proportion equation
   2,100,459 : 4,607,535 = 4,607,535 : x
2. Step 2: Convert to fraction form
   2,100,459/4,607,535 = 4,607,535/x
3. Step 3: Cross multiply
   2,100,459x = 4,607,535 × 4,607,535
4. Step 4: Simplify right side
   2,100,459x = 21,229,378,776,225
5. Step 5: Solve for x
   x = 21,229,378,776,225/2,100,459
6. Step 6: Final answer
   x = 10,107,018.88