Finding the Third Proportional to 33,331 and 72,199

Step by Step Solution

1. Step 1: Write the proportion equation
   33,331 : 72,199 = 72,199 : x
2. Step 2: Convert to fraction form
   33,331/72,199 = 72,199/x
3. Step 3: Cross multiply
   33,331x = 72,199 × 72,199
4. Step 4: Simplify right side
   33,331x = 5,212,695,601
5. Step 5: Solve for x
   x = 5,212,695,601/33,331
6. Step 6: Final answer
   x = 156,391.82