Finding the Fourth Proportional to 19,865.86, 27,413.82 and 10,914.58

Step by Step Solution

1. Step 1: Write the proportion equation
   19,865.86 : 27,413.82 = 10,914.58 : x
2. Step 2: Convert to fraction form
   19,865.86/27,413.82 = 10,914.58/x
3. Step 3: Cross multiply
   19,865.86x = 27,413.82 × 10,914.58
4. Step 4: Simplify right side
   19,865.86x = 299,210,331.50
5. Step 5: Solve for x
   x = 299,210,331.50/19,865.86
6. Step 6: Final answer
   x = 15,061.53