Finding the Third Proportional to 1,300,298 and 1,725,357

Step by Step Solution

1. Step 1: Write the proportion equation
   1,300,298 : 1,725,357 = 1,725,357 : x
2. Step 2: Convert to fraction form
   1,300,298/1,725,357 = 1,725,357/x
3. Step 3: Cross multiply
   1,300,298x = 1,725,357 × 1,725,357
4. Step 4: Simplify right side
   1,300,298x = 2,976,856,777,449
5. Step 5: Solve for x
   x = 2,976,856,777,449/1,300,298
6. Step 6: Final answer
   x = 2,289,365.04