Finding the Third Proportional to 605,193 and 879,412.50

Step by Step Solution

1. Step 1: Write the proportion equation
   605,193 : 879,412.50 = 879,412.50 : x
2. Step 2: Convert to fraction form
   605,193/879,412.50 = 879,412.50/x
3. Step 3: Cross multiply
   605,193x = 879,412.50 × 879,412.50
4. Step 4: Simplify right side
   605,193x = 773,366,345,156.25
5. Step 5: Solve for x
   x = 773,366,345,156.25/605,193
6. Step 6: Final answer
   x = 1,277,883.82