Finding the Third Proportional to 72,657.95 and 154,119.43

Step by Step Solution

1. Step 1: Write the proportion equation
   72,657.95 : 154,119.43 = 154,119.43 : x
2. Step 2: Convert to fraction form
   72,657.95/154,119.43 = 154,119.43/x
3. Step 3: Cross multiply
   72,657.95x = 154,119.43 × 154,119.43
4. Step 4: Simplify right side
   72,657.95x = 23,752,798,005.17
5. Step 5: Solve for x
   x = 23,752,798,005.17/72,657.95
6. Step 6: Final answer
   x = 326,912.59