Finding the Third Proportional to 769,057.50 and 1,685,736

Step by Step Solution

1. Step 1: Write the proportion equation
   769,057.50 : 1,685,736 = 1,685,736 : x
2. Step 2: Convert to fraction form
   769,057.50/1,685,736 = 1,685,736/x
3. Step 3: Cross multiply
   769,057.50x = 1,685,736 × 1,685,736
4. Step 4: Simplify right side
   769,057.50x = 2,841,705,861,696
5. Step 5: Solve for x
   x = 2,841,705,861,696/769,057.50
6. Step 6: Final answer
   x = 3,695,049.93