Finding the Third Proportional to 338,284.50 and 743,529

Step by Step Solution

1. Step 1: Write the proportion equation
   338,284.50 : 743,529 = 743,529 : x
2. Step 2: Convert to fraction form
   338,284.50/743,529 = 743,529/x
3. Step 3: Cross multiply
   338,284.50x = 743,529 × 743,529
4. Step 4: Simplify right side
   338,284.50x = 552,835,373,841
5. Step 5: Solve for x
   x = 552,835,373,841/338,284.50
6. Step 6: Final answer
   x = 1,634,232.06