Finding the Third Proportional to 1,456,596 and 2,205,139

Step by Step Solution

1. Step 1: Write the proportion equation
   1,456,596 : 2,205,139 = 2,205,139 : x
2. Step 2: Convert to fraction form
   1,456,596/2,205,139 = 2,205,139/x
3. Step 3: Cross multiply
   1,456,596x = 2,205,139 × 2,205,139
4. Step 4: Simplify right side
   1,456,596x = 4,862,638,009,321
5. Step 5: Solve for x
   x = 4,862,638,009,321/1,456,596
6. Step 6: Final answer
   x = 3,338,357.38