Finding the Third Proportional to 48,630.38 and 72,636.75

Step by Step Solution

1. Step 1: Write the proportion equation
   48,630.38 : 72,636.75 = 72,636.75 : x
2. Step 2: Convert to fraction form
   48,630.38/72,636.75 = 72,636.75/x
3. Step 3: Cross multiply
   48,630.38x = 72,636.75 × 72,636.75
4. Step 4: Simplify right side
   48,630.38x = 5,276,097,450.56
5. Step 5: Solve for x
   x = 5,276,097,450.56/48,630.38
6. Step 6: Final answer
   x = 108,493.87