Finding the Third Proportional to 1,172,619 and 1,858,293

Step by Step Solution

1. Step 1: Write the proportion equation
   1,172,619 : 1,858,293 = 1,858,293 : x
2. Step 2: Convert to fraction form
   1,172,619/1,858,293 = 1,858,293/x
3. Step 3: Cross multiply
   1,172,619x = 1,858,293 × 1,858,293
4. Step 4: Simplify right side
   1,172,619x = 3,453,252,873,849
5. Step 5: Solve for x
   x = 3,453,252,873,849/1,172,619
6. Step 6: Final answer
   x = 2,944,906.12