Finding the Third Proportional to 727,412 and 1,580,734

Step by Step Solution

1. Step 1: Write the proportion equation
   727,412 : 1,580,734 = 1,580,734 : x
2. Step 2: Convert to fraction form
   727,412/1,580,734 = 1,580,734/x
3. Step 3: Cross multiply
   727,412x = 1,580,734 × 1,580,734
4. Step 4: Simplify right side
   727,412x = 2,498,719,978,756
5. Step 5: Solve for x
   x = 2,498,719,978,756/727,412
6. Step 6: Final answer
   x = 3,435,082.15