Finding the Third Proportional to 353,137.50 and 754,740

Step by Step Solution

1. Step 1: Write the proportion equation
   353,137.50 : 754,740 = 754,740 : x
2. Step 2: Convert to fraction form
   353,137.50/754,740 = 754,740/x
3. Step 3: Cross multiply
   353,137.50x = 754,740 × 754,740
4. Step 4: Simplify right side
   353,137.50x = 569,632,467,600
5. Step 5: Solve for x
   x = 569,632,467,600/353,137.50
6. Step 6: Final answer
   x = 1,613,061.39