Finding the Third Proportional to 7,687,793 and 10,813,849.50

Step by Step Solution

1. Step 1: Write the proportion equation
   7,687,793 : 10,813,849.50 = 10,813,849.50 : x
2. Step 2: Convert to fraction form
   7,687,793/10,813,849.50 = 10,813,849.50/x
3. Step 3: Cross multiply
   7,687,793x = 10,813,849.50 × 10,813,849.50
4. Step 4: Simplify right side
   7,687,793x = 116,939,341,008,650.25
5. Step 5: Solve for x
   x = 116,939,341,008,650.25/7,687,793
6. Step 6: Final answer
   x = 15,211,041.84