Finding the Third Proportional to 33,672 and 74,028

Step by Step Solution

1. Step 1: Write the proportion equation
   33,672 : 74,028 = 74,028 : x
2. Step 2: Convert to fraction form
   33,672/74,028 = 74,028/x
3. Step 3: Cross multiply
   33,672x = 74,028 × 74,028
4. Step 4: Simplify right side
   33,672x = 5,480,144,784
5. Step 5: Solve for x
   x = 5,480,144,784/33,672
6. Step 6: Final answer
   x = 162,750.80