Finding the Third Proportional to 8,239,491 and 12,064,276.50

Step by Step Solution

1. Step 1: Write the proportion equation
   8,239,491 : 12,064,276.50 = 12,064,276.50 : x
2. Step 2: Convert to fraction form
   8,239,491/12,064,276.50 = 12,064,276.50/x
3. Step 3: Cross multiply
   8,239,491x = 12,064,276.50 × 12,064,276.50
4. Step 4: Simplify right side
   8,239,491x = 145,546,767,468,452.25
5. Step 5: Solve for x
   x = 145,546,767,468,452.25/8,239,491
6. Step 6: Final answer
   x = 17,664,533.82