Finding the Third Proportional to 33,421.50 and 71,354.25

Step by Step Solution

1. Step 1: Write the proportion equation
   33,421.50 : 71,354.25 = 71,354.25 : x
2. Step 2: Convert to fraction form
   33,421.50/71,354.25 = 71,354.25/x
3. Step 3: Cross multiply
   33,421.50x = 71,354.25 × 71,354.25
4. Step 4: Simplify right side
   33,421.50x = 5,091,428,993.06
5. Step 5: Solve for x
   x = 5,091,428,993.06/33,421.50
6. Step 6: Final answer
   x = 152,339.93