Finding the Third Proportional to 502,016.50 and 764,790

Step by Step Solution

1. Step 1: Write the proportion equation
   502,016.50 : 764,790 = 764,790 : x
2. Step 2: Convert to fraction form
   502,016.50/764,790 = 764,790/x
3. Step 3: Cross multiply
   502,016.50x = 764,790 × 764,790
4. Step 4: Simplify right side
   502,016.50x = 584,903,744,100
5. Step 5: Solve for x
   x = 584,903,744,100/502,016.50
6. Step 6: Final answer
   x = 1,165,108.61