Finding the Third Proportional to 72,589 and 108,883.50

Step by Step Solution

1. Step 1: Write the proportion equation
   72,589 : 108,883.50 = 108,883.50 : x
2. Step 2: Convert to fraction form
   72,589/108,883.50 = 108,883.50/x
3. Step 3: Cross multiply
   72,589x = 108,883.50 × 108,883.50
4. Step 4: Simplify right side
   72,589x = 11,855,616,572.25
5. Step 5: Solve for x
   x = 11,855,616,572.25/72,589
6. Step 6: Final answer
   x = 163,325.25