Finding the Third Proportional to 1,201,308 and 2,135,496

Step by Step Solution

1. Step 1: Write the proportion equation
   1,201,308 : 2,135,496 = 2,135,496 : x
2. Step 2: Convert to fraction form
   1,201,308/2,135,496 = 2,135,496/x
3. Step 3: Cross multiply
   1,201,308x = 2,135,496 × 2,135,496
4. Step 4: Simplify right side
   1,201,308x = 4,560,343,166,016
5. Step 5: Solve for x
   x = 4,560,343,166,016/1,201,308
6. Step 6: Final answer
   x = 3,796,148.17