Finding the Third Proportional to 48,636.56 and 72,645.75

Step by Step Solution

1. Step 1: Write the proportion equation
   48,636.56 : 72,645.75 = 72,645.75 : x
2. Step 2: Convert to fraction form
   48,636.56/72,645.75 = 72,645.75/x
3. Step 3: Cross multiply
   48,636.56x = 72,645.75 × 72,645.75
4. Step 4: Simplify right side
   48,636.56x = 5,277,404,993.06
5. Step 5: Solve for x
   x = 5,277,404,993.06/48,636.56
6. Step 6: Final answer
   x = 108,506.95