Finding the Third Proportional to 1,201,352 and 2,135,608

Step by Step Solution

1. Step 1: Write the proportion equation
   1,201,352 : 2,135,608 = 2,135,608 : x
2. Step 2: Convert to fraction form
   1,201,352/2,135,608 = 2,135,608/x
3. Step 3: Cross multiply
   1,201,352x = 2,135,608 × 2,135,608
4. Step 4: Simplify right side
   1,201,352x = 4,560,821,529,664
5. Step 5: Solve for x
   x = 4,560,821,529,664/1,201,352
6. Step 6: Final answer
   x = 3,796,407.32