Finding the Third Proportional to 2,786,355 and 5,690,794.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,786,355 : 5,690,794.50 = 5,690,794.50 : x
2. Step 2: Convert to fraction form
   2,786,355/5,690,794.50 = 5,690,794.50/x
3. Step 3: Cross multiply
   2,786,355x = 5,690,794.50 × 5,690,794.50
4. Step 4: Simplify right side
   2,786,355x = 32,385,142,041,230.25
5. Step 5: Solve for x
   x = 32,385,142,041,230.25/2,786,355
6. Step 6: Final answer
   x = 11,622,762.37