Finding the Third Proportional to 98,014 and 143,238

Step by Step Solution

1. Step 1: Write the proportion equation
   98,014 : 143,238 = 143,238 : x
2. Step 2: Convert to fraction form
   98,014/143,238 = 143,238/x
3. Step 3: Cross multiply
   98,014x = 143,238 × 143,238
4. Step 4: Simplify right side
   98,014x = 20,517,124,644
5. Step 5: Solve for x
   x = 20,517,124,644/98,014
6. Step 6: Final answer
   x = 209,328.51