Finding the Third Proportional to 628,900 and 1,357,916

Step by Step Solution

1. Step 1: Write the proportion equation
   628,900 : 1,357,916 = 1,357,916 : x
2. Step 2: Convert to fraction form
   628,900/1,357,916 = 1,357,916/x
3. Step 3: Cross multiply
   628,900x = 1,357,916 × 1,357,916
4. Step 4: Simplify right side
   628,900x = 1,843,935,863,056
5. Step 5: Solve for x
   x = 1,843,935,863,056/628,900
6. Step 6: Final answer
   x = 2,932,001.69