Finding the Third Proportional to 1,417,894 and 2,179,407

Step by Step Solution

1. Step 1: Write the proportion equation
   1,417,894 : 2,179,407 = 2,179,407 : x
2. Step 2: Convert to fraction form
   1,417,894/2,179,407 = 2,179,407/x
3. Step 3: Cross multiply
   1,417,894x = 2,179,407 × 2,179,407
4. Step 4: Simplify right side
   1,417,894x = 4,749,814,871,649
5. Step 5: Solve for x
   x = 4,749,814,871,649/1,417,894
6. Step 6: Final answer
   x = 3,349,908.29