Finding the Fourth Proportional to 10,255.95, 14,153.22 and 5,540.23

Step by Step Solution

1. Step 1: Write the proportion equation
   10,255.95 : 14,153.22 = 5,540.23 : x
2. Step 2: Convert to fraction form
   10,255.95/14,153.22 = 5,540.23/x
3. Step 3: Cross multiply
   10,255.95x = 14,153.22 × 5,540.23
4. Step 4: Simplify right side
   10,255.95x = 78,412,094.04
5. Step 5: Solve for x
   x = 78,412,094.04/10,255.95
6. Step 6: Final answer
   x = 7,645.52