Finding the Third Proportional to 345,049.50 and 754,068

Step by Step Solution

1. Step 1: Write the proportion equation
   345,049.50 : 754,068 = 754,068 : x
2. Step 2: Convert to fraction form
   345,049.50/754,068 = 754,068/x
3. Step 3: Cross multiply
   345,049.50x = 754,068 × 754,068
4. Step 4: Simplify right side
   345,049.50x = 568,618,548,624
5. Step 5: Solve for x
   x = 568,618,548,624/345,049.50
6. Step 6: Final answer
   x = 1,647,933.26