Finding the Fourth Proportional to 10,168.74, 15,256.35 and 5,548.50

Step by Step Solution

1. Step 1: Write the proportion equation
   10,168.74 : 15,256.35 = 5,548.50 : x
2. Step 2: Convert to fraction form
   10,168.74/15,256.35 = 5,548.50/x
3. Step 3: Cross multiply
   10,168.74x = 15,256.35 × 5,548.50
4. Step 4: Simplify right side
   10,168.74x = 84,649,857.98
5. Step 5: Solve for x
   x = 84,649,857.98/10,168.74
6. Step 6: Final answer
   x = 8,324.52