Finding the Third Proportional to 34,454.50 and 71,123

Step by Step Solution

1. Step 1: Write the proportion equation
   34,454.50 : 71,123 = 71,123 : x
2. Step 2: Convert to fraction form
   34,454.50/71,123 = 71,123/x
3. Step 3: Cross multiply
   34,454.50x = 71,123 × 71,123
4. Step 4: Simplify right side
   34,454.50x = 5,058,481,129
5. Step 5: Solve for x
   x = 5,058,481,129/34,454.50
6. Step 6: Final answer
   x = 146,816.27