Finding the Third Proportional to 10,151.44 and 21,413.53

Step by Step Solution

1. Step 1: Write the proportion equation
   10,151.44 : 21,413.53 = 21,413.53 : x
2. Step 2: Convert to fraction form
   10,151.44/21,413.53 = 21,413.53/x
3. Step 3: Cross multiply
   10,151.44x = 21,413.53 × 21,413.53
4. Step 4: Simplify right side
   10,151.44x = 458,539,320.59
5. Step 5: Solve for x
   x = 458,539,320.59/10,151.44
6. Step 6: Final answer
   x = 45,169.89