Finding the Third Proportional to 339,796.69 and 744,984

Step by Step Solution

1. Step 1: Write the proportion equation
   339,796.69 : 744,984 = 744,984 : x
2. Step 2: Convert to fraction form
   339,796.69/744,984 = 744,984/x
3. Step 3: Cross multiply
   339,796.69x = 744,984 × 744,984
4. Step 4: Simplify right side
   339,796.69x = 555,001,160,256
5. Step 5: Solve for x
   x = 555,001,160,256/339,796.69
6. Step 6: Final answer
   x = 1,633,333.05