Finding the Third Proportional to 72,554 and 153,812

Step by Step Solution

1. Step 1: Write the proportion equation
   72,554 : 153,812 = 153,812 : x
2. Step 2: Convert to fraction form
   72,554/153,812 = 153,812/x
3. Step 3: Cross multiply
   72,554x = 153,812 × 153,812
4. Step 4: Simplify right side
   72,554x = 23,658,131,344
5. Step 5: Solve for x
   x = 23,658,131,344/72,554
6. Step 6: Final answer
   x = 326,076.18