Finding the Third Proportional to 349,459.50 and 756,045

Step by Step Solution

1. Step 1: Write the proportion equation
   349,459.50 : 756,045 = 756,045 : x
2. Step 2: Convert to fraction form
   349,459.50/756,045 = 756,045/x
3. Step 3: Cross multiply
   349,459.50x = 756,045 × 756,045
4. Step 4: Simplify right side
   349,459.50x = 571,604,042,025
5. Step 5: Solve for x
   x = 571,604,042,025/349,459.50
6. Step 6: Final answer
   x = 1,635,680.36