Finding the Third Proportional to 2,117,371 and 4,615,406

Step by Step Solution

1. Step 1: Write the proportion equation
   2,117,371 : 4,615,406 = 4,615,406 : x
2. Step 2: Convert to fraction form
   2,117,371/4,615,406 = 4,615,406/x
3. Step 3: Cross multiply
   2,117,371x = 4,615,406 × 4,615,406
4. Step 4: Simplify right side
   2,117,371x = 21,301,972,544,836
5. Step 5: Solve for x
   x = 21,301,972,544,836/2,117,371
6. Step 6: Final answer
   x = 10,060,576.32