Finding the Third Proportional to 34,722 and 71,905.50

Step by Step Solution

1. Step 1: Write the proportion equation
   34,722 : 71,905.50 = 71,905.50 : x
2. Step 2: Convert to fraction form
   34,722/71,905.50 = 71,905.50/x
3. Step 3: Cross multiply
   34,722x = 71,905.50 × 71,905.50
4. Step 4: Simplify right side
   34,722x = 5,170,400,930.25
5. Step 5: Solve for x
   x = 5,170,400,930.25/34,722
6. Step 6: Final answer
   x = 148,908.50