Finding the Third Proportional to 34,453.50 and 71,121

Step by Step Solution

1. Step 1: Write the proportion equation
   34,453.50 : 71,121 = 71,121 : x
2. Step 2: Convert to fraction form
   34,453.50/71,121 = 71,121/x
3. Step 3: Cross multiply
   34,453.50x = 71,121 × 71,121
4. Step 4: Simplify right side
   34,453.50x = 5,058,196,641
5. Step 5: Solve for x
   x = 5,058,196,641/34,453.50
6. Step 6: Final answer
   x = 146,812.27