Finding the Third Proportional to 740,019 and 1,581,126

Step by Step Solution

1. Step 1: Write the proportion equation
   740,019 : 1,581,126 = 1,581,126 : x
2. Step 2: Convert to fraction form
   740,019/1,581,126 = 1,581,126/x
3. Step 3: Cross multiply
   740,019x = 1,581,126 × 1,581,126
4. Step 4: Simplify right side
   740,019x = 2,499,959,427,876
5. Step 5: Solve for x
   x = 2,499,959,427,876/740,019
6. Step 6: Final answer
   x = 3,378,236.81