Finding the Fourth Proportional to 14,159.33, 19,540.38 and 7,786.41

Step by Step Solution

1. Step 1: Write the proportion equation
   14,159.33 : 19,540.38 = 7,786.41 : x
2. Step 2: Convert to fraction form
   14,159.33/19,540.38 = 7,786.41/x
3. Step 3: Cross multiply
   14,159.33x = 19,540.38 × 7,786.41
4. Step 4: Simplify right side
   14,159.33x = 152,149,468.82
5. Step 5: Solve for x
   x = 152,149,468.82/14,159.33
6. Step 6: Final answer
   x = 10,745.53