Finding the Third Proportional to 627,129 and 946,569.38

Step by Step Solution

1. Step 1: Write the proportion equation
   627,129 : 946,569.38 = 946,569.38 : x
2. Step 2: Convert to fraction form
   627,129/946,569.38 = 946,569.38/x
3. Step 3: Cross multiply
   627,129x = 946,569.38 × 946,569.38
4. Step 4: Simplify right side
   627,129x = 895,993,581,687.89
5. Step 5: Solve for x
   x = 895,993,581,687.89/627,129
6. Step 6: Final answer
   x = 1,428,722.93