Finding the Third Proportional to 2,130,026 and 3,217,215

Step by Step Solution

1. Step 1: Write the proportion equation
   2,130,026 : 3,217,215 = 3,217,215 : x
2. Step 2: Convert to fraction form
   2,130,026/3,217,215 = 3,217,215/x
3. Step 3: Cross multiply
   2,130,026x = 3,217,215 × 3,217,215
4. Step 4: Simplify right side
   2,130,026x = 10,350,472,356,225
5. Step 5: Solve for x
   x = 10,350,472,356,225/2,130,026
6. Step 6: Final answer
   x = 4,859,317.38