Finding the Third Proportional to 6,903,945.50 and 10,355,919

Step by Step Solution

1. Step 1: Write the proportion equation
   6,903,945.50 : 10,355,919 = 10,355,919 : x
2. Step 2: Convert to fraction form
   6,903,945.50/10,355,919 = 10,355,919/x
3. Step 3: Cross multiply
   6,903,945.50x = 10,355,919 × 10,355,919
4. Step 4: Simplify right side
   6,903,945.50x = 107,245,058,334,561
5. Step 5: Solve for x
   x = 107,245,058,334,561/6,903,945.50
6. Step 6: Final answer
   x = 15,533,879.63