Finding the Third Proportional to 240,820 and 375,018

Step by Step Solution

1. Step 1: Write the proportion equation
   240,820 : 375,018 = 375,018 : x
2. Step 2: Convert to fraction form
   240,820/375,018 = 375,018/x
3. Step 3: Cross multiply
   240,820x = 375,018 × 375,018
4. Step 4: Simplify right side
   240,820x = 140,638,500,324
5. Step 5: Solve for x
   x = 140,638,500,324/240,820
6. Step 6: Final answer
   x = 583,998.42