Finding the Third Proportional to 1,105,172 and 2,378,413

Step by Step Solution

1. Step 1: Write the proportion equation
   1,105,172 : 2,378,413 = 2,378,413 : x
2. Step 2: Convert to fraction form
   1,105,172/2,378,413 = 2,378,413/x
3. Step 3: Cross multiply
   1,105,172x = 2,378,413 × 2,378,413
4. Step 4: Simplify right side
   1,105,172x = 5,656,848,398,569
5. Step 5: Solve for x
   x = 5,656,848,398,569/1,105,172
6. Step 6: Final answer
   x = 5,118,523.09