Finding the Third Proportional to 33,939.50 and 74,570.50

Step by Step Solution

1. Step 1: Write the proportion equation
   33,939.50 : 74,570.50 = 74,570.50 : x
2. Step 2: Convert to fraction form
   33,939.50/74,570.50 = 74,570.50/x
3. Step 3: Cross multiply
   33,939.50x = 74,570.50 × 74,570.50
4. Step 4: Simplify right side
   33,939.50x = 5,560,759,470.25
5. Step 5: Solve for x
   x = 5,560,759,470.25/33,939.50
6. Step 6: Final answer
   x = 163,843.29