Finding the Third Proportional to 1,431,012 and 2,005,578

Step by Step Solution

1. Step 1: Write the proportion equation
   1,431,012 : 2,005,578 = 2,005,578 : x
2. Step 2: Convert to fraction form
   1,431,012/2,005,578 = 2,005,578/x
3. Step 3: Cross multiply
   1,431,012x = 2,005,578 × 2,005,578
4. Step 4: Simplify right side
   1,431,012x = 4,022,343,114,084
5. Step 5: Solve for x
   x = 4,022,343,114,084/1,431,012
6. Step 6: Final answer
   x = 2,810,838.14