Finding the Third Proportional to 72,592 and 108,888

Step by Step Solution

1. Step 1: Write the proportion equation
   72,592 : 108,888 = 108,888 : x
2. Step 2: Convert to fraction form
   72,592/108,888 = 108,888/x
3. Step 3: Cross multiply
   72,592x = 108,888 × 108,888
4. Step 4: Simplify right side
   72,592x = 11,856,596,544
5. Step 5: Solve for x
   x = 11,856,596,544/72,592
6. Step 6: Final answer
   x = 163,332