Finding the Third Proportional to 8,683,029 and 12,764,389.50

Step by Step Solution

1. Step 1: Write the proportion equation
   8,683,029 : 12,764,389.50 = 12,764,389.50 : x
2. Step 2: Convert to fraction form
   8,683,029/12,764,389.50 = 12,764,389.50/x
3. Step 3: Cross multiply
   8,683,029x = 12,764,389.50 × 12,764,389.50
4. Step 4: Simplify right side
   8,683,029x = 162,929,639,307,710.25
5. Step 5: Solve for x
   x = 162,929,639,307,710.25/8,683,029
6. Step 6: Final answer
   x = 18,764,147.78