Finding the Third Proportional to 654,906 and 1,431,555

Step by Step Solution

1. Step 1: Write the proportion equation
   654,906 : 1,431,555 = 1,431,555 : x
2. Step 2: Convert to fraction form
   654,906/1,431,555 = 1,431,555/x
3. Step 3: Cross multiply
   654,906x = 1,431,555 × 1,431,555
4. Step 4: Simplify right side
   654,906x = 2,049,349,718,025
5. Step 5: Solve for x
   x = 2,049,349,718,025/654,906
6. Step 6: Final answer
   x = 3,129,227.28