Finding the Third Proportional to 274,153.50 and 634,626

Step by Step Solution

1. Step 1: Write the proportion equation
   274,153.50 : 634,626 = 634,626 : x
2. Step 2: Convert to fraction form
   274,153.50/634,626 = 634,626/x
3. Step 3: Cross multiply
   274,153.50x = 634,626 × 634,626
4. Step 4: Simplify right side
   274,153.50x = 402,750,159,876
5. Step 5: Solve for x
   x = 402,750,159,876/274,153.50
6. Step 6: Final answer
   x = 1,469,068.09