Finding the Third Proportional to 1,216,595 and 2,510,302

Step by Step Solution

1. Step 1: Write the proportion equation
   1,216,595 : 2,510,302 = 2,510,302 : x
2. Step 2: Convert to fraction form
   1,216,595/2,510,302 = 2,510,302/x
3. Step 3: Cross multiply
   1,216,595x = 2,510,302 × 2,510,302
4. Step 4: Simplify right side
   1,216,595x = 6,301,616,131,204
5. Step 5: Solve for x
   x = 6,301,616,131,204/1,216,595
6. Step 6: Final answer
   x = 5,179,715.63