Finding the Third Proportional to 8,380,426.50 and 12,814,308

Step by Step Solution

1. Step 1: Write the proportion equation
   8,380,426.50 : 12,814,308 = 12,814,308 : x
2. Step 2: Convert to fraction form
   8,380,426.50/12,814,308 = 12,814,308/x
3. Step 3: Cross multiply
   8,380,426.50x = 12,814,308 × 12,814,308
4. Step 4: Simplify right side
   8,380,426.50x = 164,206,489,518,864
5. Step 5: Solve for x
   x = 164,206,489,518,864/8,380,426.50
6. Step 6: Final answer
   x = 19,594,049.24