Finding the Fourth Proportional to 13,727.24, 18,937.30 and 8,061.89

Step by Step Solution

1. Step 1: Write the proportion equation
   13,727.24 : 18,937.30 = 8,061.89 : x
2. Step 2: Convert to fraction form
   13,727.24/18,937.30 = 8,061.89/x
3. Step 3: Cross multiply
   13,727.24x = 18,937.30 × 8,061.89
4. Step 4: Simplify right side
   13,727.24x = 152,670,429.50
5. Step 5: Solve for x
   x = 152,670,429.50/13,727.24
6. Step 6: Final answer
   x = 11,121.71