Finding the Third Proportional to 33,018.38 and 71,929.50

Step by Step Solution

1. Step 1: Write the proportion equation
   33,018.38 : 71,929.50 = 71,929.50 : x
2. Step 2: Convert to fraction form
   33,018.38/71,929.50 = 71,929.50/x
3. Step 3: Cross multiply
   33,018.38x = 71,929.50 × 71,929.50
4. Step 4: Simplify right side
   33,018.38x = 5,173,852,970.25
5. Step 5: Solve for x
   x = 5,173,852,970.25/33,018.38
6. Step 6: Final answer
   x = 156,696.17