Finding the Third Proportional to 72,442 and 110,816

Step by Step Solution

1. Step 1: Write the proportion equation
   72,442 : 110,816 = 110,816 : x
2. Step 2: Convert to fraction form
   72,442/110,816 = 110,816/x
3. Step 3: Cross multiply
   72,442x = 110,816 × 110,816
4. Step 4: Simplify right side
   72,442x = 12,280,185,856
5. Step 5: Solve for x
   x = 12,280,185,856/72,442
6. Step 6: Final answer
   x = 169,517.49