Finding the Third Proportional to 2,021,123 and 3,214,254

Step by Step Solution

1. Step 1: Write the proportion equation
   2,021,123 : 3,214,254 = 3,214,254 : x
2. Step 2: Convert to fraction form
   2,021,123/3,214,254 = 3,214,254/x
3. Step 3: Cross multiply
   2,021,123x = 3,214,254 × 3,214,254
4. Step 4: Simplify right side
   2,021,123x = 10,331,428,776,516
5. Step 5: Solve for x
   x = 10,331,428,776,516/2,021,123
6. Step 6: Final answer
   x = 5,111,726.88