Finding the Third Proportional to 34,861.50 and 71,786.25

Step by Step Solution

1. Step 1: Write the proportion equation
   34,861.50 : 71,786.25 = 71,786.25 : x
2. Step 2: Convert to fraction form
   34,861.50/71,786.25 = 71,786.25/x
3. Step 3: Cross multiply
   34,861.50x = 71,786.25 × 71,786.25
4. Step 4: Simplify right side
   34,861.50x = 5,153,265,689.06
5. Step 5: Solve for x
   x = 5,153,265,689.06/34,861.50
6. Step 6: Final answer
   x = 147,821.11