Finding the Third Proportional to 8,451,823.50 and 12,627,979.50

Step by Step Solution

1. Step 1: Write the proportion equation
   8,451,823.50 : 12,627,979.50 = 12,627,979.50 : x
2. Step 2: Convert to fraction form
   8,451,823.50/12,627,979.50 = 12,627,979.50/x
3. Step 3: Cross multiply
   8,451,823.50x = 12,627,979.50 × 12,627,979.50
4. Step 4: Simplify right side
   8,451,823.50x = 159,465,866,252,420.25
5. Step 5: Solve for x
   x = 159,465,866,252,420.25/8,451,823.50
6. Step 6: Final answer
   x = 18,867,628.54