Finding the Third Proportional to 72,786 and 159,150

Step by Step Solution

1. Step 1: Write the proportion equation
   72,786 : 159,150 = 159,150 : x
2. Step 2: Convert to fraction form
   72,786/159,150 = 159,150/x
3. Step 3: Cross multiply
   72,786x = 159,150 × 159,150
4. Step 4: Simplify right side
   72,786x = 25,328,722,500
5. Step 5: Solve for x
   x = 25,328,722,500/72,786
6. Step 6: Final answer
   x = 347,988.93