Finding the Third Proportional to 79,726.50 and 108,324

Step by Step Solution

1. Step 1: Write the proportion equation
   79,726.50 : 108,324 = 108,324 : x
2. Step 2: Convert to fraction form
   79,726.50/108,324 = 108,324/x
3. Step 3: Cross multiply
   79,726.50x = 108,324 × 108,324
4. Step 4: Simplify right side
   79,726.50x = 11,734,088,976
5. Step 5: Solve for x
   x = 11,734,088,976/79,726.50
6. Step 6: Final answer
   x = 147,179.28