Finding the Third Proportional to 524,109 and 790,510.50

Step by Step Solution

1. Step 1: Write the proportion equation
   524,109 : 790,510.50 = 790,510.50 : x
2. Step 2: Convert to fraction form
   524,109/790,510.50 = 790,510.50/x
3. Step 3: Cross multiply
   524,109x = 790,510.50 × 790,510.50
4. Step 4: Simplify right side
   524,109x = 624,906,850,610.25
5. Step 5: Solve for x
   x = 624,906,850,610.25/524,109
6. Step 6: Final answer
   x = 1,192,322.30