Finding the Third Proportional to 18,529.70 and 40,413.58

Step by Step Solution

1. Step 1: Write the proportion equation
   18,529.70 : 40,413.58 = 40,413.58 : x
2. Step 2: Convert to fraction form
   18,529.70/40,413.58 = 40,413.58/x
3. Step 3: Cross multiply
   18,529.70x = 40,413.58 × 40,413.58
4. Step 4: Simplify right side
   18,529.70x = 1,633,257,573.13
5. Step 5: Solve for x
   x = 1,633,257,573.13/18,529.70
6. Step 6: Final answer
   x = 88,142.69