Finding the Third Proportional to 2,620,212 and 5,726,187

Step by Step Solution

1. Step 1: Write the proportion equation
   2,620,212 : 5,726,187 = 5,726,187 : x
2. Step 2: Convert to fraction form
   2,620,212/5,726,187 = 5,726,187/x
3. Step 3: Cross multiply
   2,620,212x = 5,726,187 × 5,726,187
4. Step 4: Simplify right side
   2,620,212x = 32,789,217,558,969
5. Step 5: Solve for x
   x = 32,789,217,558,969/2,620,212
6. Step 6: Final answer
   x = 12,513,955.95