Finding the Third Proportional to 691,876 and 1,519,960

Step by Step Solution

1. Step 1: Write the proportion equation
   691,876 : 1,519,960 = 1,519,960 : x
2. Step 2: Convert to fraction form
   691,876/1,519,960 = 1,519,960/x
3. Step 3: Cross multiply
   691,876x = 1,519,960 × 1,519,960
4. Step 4: Simplify right side
   691,876x = 2,310,278,401,600
5. Step 5: Solve for x
   x = 2,310,278,401,600/691,876
6. Step 6: Final answer
   x = 3,339,150.95