Finding the Third Proportional to 524,866 and 787,162.50

Step by Step Solution

1. Step 1: Write the proportion equation
   524,866 : 787,162.50 = 787,162.50 : x
2. Step 2: Convert to fraction form
   524,866/787,162.50 = 787,162.50/x
3. Step 3: Cross multiply
   524,866x = 787,162.50 × 787,162.50
4. Step 4: Simplify right side
   524,866x = 619,624,801,406.25
5. Step 5: Solve for x
   x = 619,624,801,406.25/524,866
6. Step 6: Final answer
   x = 1,180,539.04