Finding the Third Proportional to 10,989,823.50 and 16,155,456.75

Step by Step Solution

1. Step 1: Write the proportion equation
   10,989,823.50 : 16,155,456.75 = 16,155,456.75 : x
2. Step 2: Convert to fraction form
   10,989,823.50/16,155,456.75 = 16,155,456.75/x
3. Step 3: Cross multiply
   10,989,823.50x = 16,155,456.75 × 16,155,456.75
4. Step 4: Simplify right side
   10,989,823.50x = 260,998,782,801,120.56
5. Step 5: Solve for x
   x = 260,998,782,801,120.56/10,989,823.50
6. Step 6: Final answer
   x = 23,749,133.26