Finding the Third Proportional to 628,159 and 1,375,942

Step by Step Solution

1. Step 1: Write the proportion equation
   628,159 : 1,375,942 = 1,375,942 : x
2. Step 2: Convert to fraction form
   628,159/1,375,942 = 1,375,942/x
3. Step 3: Cross multiply
   628,159x = 1,375,942 × 1,375,942
4. Step 4: Simplify right side
   628,159x = 1,893,216,387,364
5. Step 5: Solve for x
   x = 1,893,216,387,364/628,159
6. Step 6: Final answer
   x = 3,013,912.70