Finding the Third Proportional to 33,572 and 72,274

Step by Step Solution

1. Step 1: Write the proportion equation
   33,572 : 72,274 = 72,274 : x
2. Step 2: Convert to fraction form
   33,572/72,274 = 72,274/x
3. Step 3: Cross multiply
   33,572x = 72,274 × 72,274
4. Step 4: Simplify right side
   33,572x = 5,223,531,076
5. Step 5: Solve for x
   x = 5,223,531,076/33,572
6. Step 6: Final answer
   x = 155,591.89