Finding the Third Proportional to 7,836,187.50 and 12,108,908.25

Step by Step Solution

1. Step 1: Write the proportion equation
   7,836,187.50 : 12,108,908.25 = 12,108,908.25 : x
2. Step 2: Convert to fraction form
   7,836,187.50/12,108,908.25 = 12,108,908.25/x
3. Step 3: Cross multiply
   7,836,187.50x = 12,108,908.25 × 12,108,908.25
4. Step 4: Simplify right side
   7,836,187.50x = 146,625,659,006,918.06
5. Step 5: Solve for x
   x = 146,625,659,006,918.06/7,836,187.50
6. Step 6: Final answer
   x = 18,711,351.54