Finding the Third Proportional to 1,315,720 and 2,834,460

Step by Step Solution

1. Step 1: Write the proportion equation
   1,315,720 : 2,834,460 = 2,834,460 : x
2. Step 2: Convert to fraction form
   1,315,720/2,834,460 = 2,834,460/x
3. Step 3: Cross multiply
   1,315,720x = 2,834,460 × 2,834,460
4. Step 4: Simplify right side
   1,315,720x = 8,034,163,491,600
5. Step 5: Solve for x
   x = 8,034,163,491,600/1,315,720
6. Step 6: Final answer
   x = 6,106,286.67