Finding the Third Proportional to 339,124.50 and 524,622

Step by Step Solution

1. Step 1: Write the proportion equation
   339,124.50 : 524,622 = 524,622 : x
2. Step 2: Convert to fraction form
   339,124.50/524,622 = 524,622/x
3. Step 3: Cross multiply
   339,124.50x = 524,622 × 524,622
4. Step 4: Simplify right side
   339,124.50x = 275,228,242,884
5. Step 5: Solve for x
   x = 275,228,242,884/339,124.50
6. Step 6: Final answer
   x = 811,584.66