Finding the Third Proportional to 582,762 and 900,018

Step by Step Solution

1. Step 1: Write the proportion equation
   582,762 : 900,018 = 900,018 : x
2. Step 2: Convert to fraction form
   582,762/900,018 = 900,018/x
3. Step 3: Cross multiply
   582,762x = 900,018 × 900,018
4. Step 4: Simplify right side
   582,762x = 810,032,400,324
5. Step 5: Solve for x
   x = 810,032,400,324/582,762
6. Step 6: Final answer
   x = 1,389,988.37