Finding the Third Proportional to 72,210 and 98,367

Step by Step Solution

1. Step 1: Write the proportion equation
   72,210 : 98,367 = 98,367 : x
2. Step 2: Convert to fraction form
   72,210/98,367 = 98,367/x
3. Step 3: Cross multiply
   72,210x = 98,367 × 98,367
4. Step 4: Simplify right side
   72,210x = 9,676,066,689
5. Step 5: Solve for x
   x = 9,676,066,689/72,210
6. Step 6: Final answer
   x = 133,998.98