Finding the Third Proportional to 1,456,599 and 2,205,143

Step by Step Solution

1. Step 1: Write the proportion equation
   1,456,599 : 2,205,143 = 2,205,143 : x
2. Step 2: Convert to fraction form
   1,456,599/2,205,143 = 2,205,143/x
3. Step 3: Cross multiply
   1,456,599x = 2,205,143 × 2,205,143
4. Step 4: Simplify right side
   1,456,599x = 4,862,655,650,449
5. Step 5: Solve for x
   x = 4,862,655,650,449/1,456,599
6. Step 6: Final answer
   x = 3,338,362.62