Finding the Third Proportional to 34,688.25 and 71,123.06

Step by Step Solution

1. Step 1: Write the proportion equation
   34,688.25 : 71,123.06 = 71,123.06 : x
2. Step 2: Convert to fraction form
   34,688.25/71,123.06 = 71,123.06/x
3. Step 3: Cross multiply
   34,688.25x = 71,123.06 × 71,123.06
4. Step 4: Simplify right side
   34,688.25x = 5,058,490,019.38
5. Step 5: Solve for x
   x = 5,058,490,019.38/34,688.25
6. Step 6: Final answer
   x = 145,827.19