Finding the Third Proportional to 598,784 and 1,315,648

Step by Step Solution

1. Step 1: Write the proportion equation
   598,784 : 1,315,648 = 1,315,648 : x
2. Step 2: Convert to fraction form
   598,784/1,315,648 = 1,315,648/x
3. Step 3: Cross multiply
   598,784x = 1,315,648 × 1,315,648
4. Step 4: Simplify right side
   598,784x = 1,730,929,659,904
5. Step 5: Solve for x
   x = 1,730,929,659,904/598,784
6. Step 6: Final answer
   x = 2,890,741.34