Finding the Third Proportional to 72,845 and 109,937.50

Step by Step Solution

1. Step 1: Write the proportion equation
   72,845 : 109,937.50 = 109,937.50 : x
2. Step 2: Convert to fraction form
   72,845/109,937.50 = 109,937.50/x
3. Step 3: Cross multiply
   72,845x = 109,937.50 × 109,937.50
4. Step 4: Simplify right side
   72,845x = 12,086,253,906.25
5. Step 5: Solve for x
   x = 12,086,253,906.25/72,845
6. Step 6: Final answer
   x = 165,917.41