Finding the Third Proportional to 1,942,173 and 2,940,239

Step by Step Solution

1. Step 1: Write the proportion equation
   1,942,173 : 2,940,239 = 2,940,239 : x
2. Step 2: Convert to fraction form
   1,942,173/2,940,239 = 2,940,239/x
3. Step 3: Cross multiply
   1,942,173x = 2,940,239 × 2,940,239
4. Step 4: Simplify right side
   1,942,173x = 8,645,005,377,121
5. Step 5: Solve for x
   x = 8,645,005,377,121/1,942,173
6. Step 6: Final answer
   x = 4,451,202.53