Finding the Third Proportional to 8,582,662.50 and 12,028,578

Step by Step Solution

1. Step 1: Write the proportion equation
   8,582,662.50 : 12,028,578 = 12,028,578 : x
2. Step 2: Convert to fraction form
   8,582,662.50/12,028,578 = 12,028,578/x
3. Step 3: Cross multiply
   8,582,662.50x = 12,028,578 × 12,028,578
4. Step 4: Simplify right side
   8,582,662.50x = 144,686,688,702,084
5. Step 5: Solve for x
   x = 144,686,688,702,084/8,582,662.50
6. Step 6: Final answer
   x = 16,858,019.14