Finding the Third Proportional to 351,155.50 and 757,622

Step by Step Solution

1. Step 1: Write the proportion equation
   351,155.50 : 757,622 = 757,622 : x
2. Step 2: Convert to fraction form
   351,155.50/757,622 = 757,622/x
3. Step 3: Cross multiply
   351,155.50x = 757,622 × 757,622
4. Step 4: Simplify right side
   351,155.50x = 573,991,094,884
5. Step 5: Solve for x
   x = 573,991,094,884/351,155.50
6. Step 6: Final answer
   x = 1,634,578.11