Finding the Third Proportional to 2,816,202 and 5,781,697.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,816,202 : 5,781,697.50 = 5,781,697.50 : x
2. Step 2: Convert to fraction form
   2,816,202/5,781,697.50 = 5,781,697.50/x
3. Step 3: Cross multiply
   2,816,202x = 5,781,697.50 × 5,781,697.50
4. Step 4: Simplify right side
   2,816,202x = 33,428,025,981,506.25
5. Step 5: Solve for x
   x = 33,428,025,981,506.25/2,816,202
6. Step 6: Final answer
   x = 11,869,896.40