Finding the Third Proportional to 72,602 and 108,904

Step by Step Solution

1. Step 1: Write the proportion equation
   72,602 : 108,904 = 108,904 : x
2. Step 2: Convert to fraction form
   72,602/108,904 = 108,904/x
3. Step 3: Cross multiply
   72,602x = 108,904 × 108,904
4. Step 4: Simplify right side
   72,602x = 11,860,081,216
5. Step 5: Solve for x
   x = 11,860,081,216/72,602
6. Step 6: Final answer
   x = 163,357.50