Finding the Third Proportional to 2,599,309 and 5,796,287

Step by Step Solution

1. Step 1: Write the proportion equation
   2,599,309 : 5,796,287 = 5,796,287 : x
2. Step 2: Convert to fraction form
   2,599,309/5,796,287 = 5,796,287/x
3. Step 3: Cross multiply
   2,599,309x = 5,796,287 × 5,796,287
4. Step 4: Simplify right side
   2,599,309x = 33,596,942,986,369
5. Step 5: Solve for x
   x = 33,596,942,986,369/2,599,309
6. Step 6: Final answer
   x = 12,925,336.31