Finding the Third Proportional to 598,449 and 1,311,360

Step by Step Solution

1. Step 1: Write the proportion equation
   598,449 : 1,311,360 = 1,311,360 : x
2. Step 2: Convert to fraction form
   598,449/1,311,360 = 1,311,360/x
3. Step 3: Cross multiply
   598,449x = 1,311,360 × 1,311,360
4. Step 4: Simplify right side
   598,449x = 1,719,665,049,600
5. Step 5: Solve for x
   x = 1,719,665,049,600/598,449
6. Step 6: Final answer
   x = 2,873,536.51