Finding the Third Proportional to 72,570 and 109,950

Step by Step Solution

1. Step 1: Write the proportion equation
   72,570 : 109,950 = 109,950 : x
2. Step 2: Convert to fraction form
   72,570/109,950 = 109,950/x
3. Step 3: Cross multiply
   72,570x = 109,950 × 109,950
4. Step 4: Simplify right side
   72,570x = 12,089,002,500
5. Step 5: Solve for x
   x = 12,089,002,500/72,570
6. Step 6: Final answer
   x = 166,584.02