Finding the Third Proportional to 33,425 and 72,611

Step by Step Solution

1. Step 1: Write the proportion equation
   33,425 : 72,611 = 72,611 : x
2. Step 2: Convert to fraction form
   33,425/72,611 = 72,611/x
3. Step 3: Cross multiply
   33,425x = 72,611 × 72,611
4. Step 4: Simplify right side
   33,425x = 5,272,357,321
5. Step 5: Solve for x
   x = 5,272,357,321/33,425
6. Step 6: Final answer
   x = 157,736.94