Finding the Third Proportional to 45,829.13 and 72,660.38

Step by Step Solution

1. Step 1: Write the proportion equation
   45,829.13 : 72,660.38 = 72,660.38 : x
2. Step 2: Convert to fraction form
   45,829.13/72,660.38 = 72,660.38/x
3. Step 3: Cross multiply
   45,829.13x = 72,660.38 × 72,660.38
4. Step 4: Simplify right side
   45,829.13x = 5,279,530,095.14
5. Step 5: Solve for x
   x = 5,279,530,095.14/45,829.13
6. Step 6: Final answer
   x = 115,200.33