Finding the Third Proportional to 2,172,926 and 3,102,789

Step by Step Solution

1. Step 1: Write the proportion equation
   2,172,926 : 3,102,789 = 3,102,789 : x
2. Step 2: Convert to fraction form
   2,172,926/3,102,789 = 3,102,789/x
3. Step 3: Cross multiply
   2,172,926x = 3,102,789 × 3,102,789
4. Step 4: Simplify right side
   2,172,926x = 9,627,299,578,521
5. Step 5: Solve for x
   x = 9,627,299,578,521/2,172,926
6. Step 6: Final answer
   x = 4,430,569.46