Finding the Third Proportional to 72,049.50 and 115,761.38

Step by Step Solution

1. Step 1: Write the proportion equation
   72,049.50 : 115,761.38 = 115,761.38 : x
2. Step 2: Convert to fraction form
   72,049.50/115,761.38 = 115,761.38/x
3. Step 3: Cross multiply
   72,049.50x = 115,761.38 × 115,761.38
4. Step 4: Simplify right side
   72,049.50x = 13,400,695,941.89
5. Step 5: Solve for x
   x = 13,400,695,941.89/72,049.50
6. Step 6: Final answer
   x = 185,992.91