Finding the Third Proportional to 72,228.38 and 154,474.88

Step by Step Solution

1. Step 1: Write the proportion equation
   72,228.38 : 154,474.88 = 154,474.88 : x
2. Step 2: Convert to fraction form
   72,228.38/154,474.88 = 154,474.88/x
3. Step 3: Cross multiply
   72,228.38x = 154,474.88 × 154,474.88
4. Step 4: Simplify right side
   72,228.38x = 23,862,487,006.27
5. Step 5: Solve for x
   x = 23,862,487,006.27/72,228.38
6. Step 6: Final answer
   x = 330,375.52