Finding the Third Proportional to 33,939.42 and 73,138.78

Step by Step Solution

1. Step 1: Write the proportion equation
   33,939.42 : 73,138.78 = 73,138.78 : x
2. Step 2: Convert to fraction form
   33,939.42/73,138.78 = 73,138.78/x
3. Step 3: Cross multiply
   33,939.42x = 73,138.78 × 73,138.78
4. Step 4: Simplify right side
   33,939.42x = 5,349,281,322.74
5. Step 5: Solve for x
   x = 5,349,281,322.74/33,939.42
6. Step 6: Final answer
   x = 157,612.62