Finding the Third Proportional to 343,270.69 and 747,567

Step by Step Solution

1. Step 1: Write the proportion equation
   343,270.69 : 747,567 = 747,567 : x
2. Step 2: Convert to fraction form
   343,270.69/747,567 = 747,567/x
3. Step 3: Cross multiply
   343,270.69x = 747,567 × 747,567
4. Step 4: Simplify right side
   343,270.69x = 558,856,419,489
5. Step 5: Solve for x
   x = 558,856,419,489/343,270.69
6. Step 6: Final answer
   x = 1,628,034.20