Finding the Third Proportional to 1,214,471 and 1,811,865

Step by Step Solution

1. Step 1: Write the proportion equation
   1,214,471 : 1,811,865 = 1,811,865 : x
2. Step 2: Convert to fraction form
   1,214,471/1,811,865 = 1,811,865/x
3. Step 3: Cross multiply
   1,214,471x = 1,811,865 × 1,811,865
4. Step 4: Simplify right side
   1,214,471x = 3,282,854,778,225
5. Step 5: Solve for x
   x = 3,282,854,778,225/1,214,471
6. Step 6: Final answer
   x = 2,703,115.00