Finding the Third Proportional to 654,928 and 1,431,578

Step by Step Solution

1. Step 1: Write the proportion equation
   654,928 : 1,431,578 = 1,431,578 : x
2. Step 2: Convert to fraction form
   654,928/1,431,578 = 1,431,578/x
3. Step 3: Cross multiply
   654,928x = 1,431,578 × 1,431,578
4. Step 4: Simplify right side
   654,928x = 2,049,415,570,084
5. Step 5: Solve for x
   x = 2,049,415,570,084/654,928
6. Step 6: Final answer
   x = 3,129,222.71