Finding the Third Proportional to 48,451.92 and 72,731.67

Step by Step Solution

1. Step 1: Write the proportion equation
   48,451.92 : 72,731.67 = 72,731.67 : x
2. Step 2: Convert to fraction form
   48,451.92/72,731.67 = 72,731.67/x
3. Step 3: Cross multiply
   48,451.92x = 72,731.67 × 72,731.67
4. Step 4: Simplify right side
   48,451.92x = 5,289,896,093.73
5. Step 5: Solve for x
   x = 5,289,896,093.73/48,451.92
6. Step 6: Final answer
   x = 109,178.25