Finding the Third Proportional to 48,236.50 and 72,658.50

Step by Step Solution

1. Step 1: Write the proportion equation
   48,236.50 : 72,658.50 = 72,658.50 : x
2. Step 2: Convert to fraction form
   48,236.50/72,658.50 = 72,658.50/x
3. Step 3: Cross multiply
   48,236.50x = 72,658.50 × 72,658.50
4. Step 4: Simplify right side
   48,236.50x = 5,279,257,622.25
5. Step 5: Solve for x
   x = 5,279,257,622.25/48,236.50
6. Step 6: Final answer
   x = 109,445.29