Finding the Third Proportional to 855,978 and 2,024,292

Step by Step Solution

1. Step 1: Write the proportion equation
   855,978 : 2,024,292 = 2,024,292 : x
2. Step 2: Convert to fraction form
   855,978/2,024,292 = 2,024,292/x
3. Step 3: Cross multiply
   855,978x = 2,024,292 × 2,024,292
4. Step 4: Simplify right side
   855,978x = 4,097,758,101,264
5. Step 5: Solve for x
   x = 4,097,758,101,264/855,978
6. Step 6: Final answer
   x = 4,787,223.62