Finding the Third Proportional to 240,819 and 375,016.50

Step by Step Solution

1. Step 1: Write the proportion equation
   240,819 : 375,016.50 = 375,016.50 : x
2. Step 2: Convert to fraction form
   240,819/375,016.50 = 375,016.50/x
3. Step 3: Cross multiply
   240,819x = 375,016.50 × 375,016.50
4. Step 4: Simplify right side
   240,819x = 140,637,375,272.25
5. Step 5: Solve for x
   x = 140,637,375,272.25/240,819
6. Step 6: Final answer
   x = 583,996.18