Finding the Third Proportional to 146,243 and 314,250

Step by Step Solution

1. Step 1: Write the proportion equation
   146,243 : 314,250 = 314,250 : x
2. Step 2: Convert to fraction form
   146,243/314,250 = 314,250/x
3. Step 3: Cross multiply
   146,243x = 314,250 × 314,250
4. Step 4: Simplify right side
   146,243x = 98,753,062,500
5. Step 5: Solve for x
   x = 98,753,062,500/146,243
6. Step 6: Final answer
   x = 675,266.94