Finding the Third Proportional to 33,990.75 and 73,451.25

Step by Step Solution

1. Step 1: Write the proportion equation
   33,990.75 : 73,451.25 = 73,451.25 : x
2. Step 2: Convert to fraction form
   33,990.75/73,451.25 = 73,451.25/x
3. Step 3: Cross multiply
   33,990.75x = 73,451.25 × 73,451.25
4. Step 4: Simplify right side
   33,990.75x = 5,395,086,126.56
5. Step 5: Solve for x
   x = 5,395,086,126.56/33,990.75
6. Step 6: Final answer
   x = 158,722.19