Finding the Third Proportional to 72,641.50 and 110,049

Step by Step Solution

1. Step 1: Write the proportion equation
   72,641.50 : 110,049 = 110,049 : x
2. Step 2: Convert to fraction form
   72,641.50/110,049 = 110,049/x
3. Step 3: Cross multiply
   72,641.50x = 110,049 × 110,049
4. Step 4: Simplify right side
   72,641.50x = 12,110,782,401
5. Step 5: Solve for x
   x = 12,110,782,401/72,641.50
6. Step 6: Final answer
   x = 166,719.88