Finding the Third Proportional to 850,514 and 1,155,579

Step by Step Solution

1. Step 1: Write the proportion equation
   850,514 : 1,155,579 = 1,155,579 : x
2. Step 2: Convert to fraction form
   850,514/1,155,579 = 1,155,579/x
3. Step 3: Cross multiply
   850,514x = 1,155,579 × 1,155,579
4. Step 4: Simplify right side
   850,514x = 1,335,362,825,241
5. Step 5: Solve for x
   x = 1,335,362,825,241/850,514
6. Step 6: Final answer
   x = 1,570,065.66