Finding the Third Proportional to 33,181.88 and 71,664.56

Step by Step Solution

1. Step 1: Write the proportion equation
   33,181.88 : 71,664.56 = 71,664.56 : x
2. Step 2: Convert to fraction form
   33,181.88/71,664.56 = 71,664.56/x
3. Step 3: Cross multiply
   33,181.88x = 71,664.56 × 71,664.56
4. Step 4: Simplify right side
   33,181.88x = 5,135,809,518.32
5. Step 5: Solve for x
   x = 5,135,809,518.32/33,181.88
6. Step 6: Final answer
   x = 154,777.56