Finding the Third Proportional to 33,315.75 and 71,570.25

Step by Step Solution

1. Step 1: Write the proportion equation
   33,315.75 : 71,570.25 = 71,570.25 : x
2. Step 2: Convert to fraction form
   33,315.75/71,570.25 = 71,570.25/x
3. Step 3: Cross multiply
   33,315.75x = 71,570.25 × 71,570.25
4. Step 4: Simplify right side
   33,315.75x = 5,122,300,685.06
5. Step 5: Solve for x
   x = 5,122,300,685.06/33,315.75
6. Step 6: Final answer
   x = 153,750.12