Finding the Third Proportional to 9,906,751.50 and 15,155,581.50

Step by Step Solution

1. Step 1: Write the proportion equation
   9,906,751.50 : 15,155,581.50 = 15,155,581.50 : x
2. Step 2: Convert to fraction form
   9,906,751.50/15,155,581.50 = 15,155,581.50/x
3. Step 3: Cross multiply
   9,906,751.50x = 15,155,581.50 × 15,155,581.50
4. Step 4: Simplify right side
   9,906,751.50x = 229,691,650,603,142.25
5. Step 5: Solve for x
   x = 229,691,650,603,142.25/9,906,751.50
6. Step 6: Final answer
   x = 23,185,365.11