Finding the Fourth Proportional to 10,271.25, 14,174.33 and 5,555.53

Step by Step Solution

1. Step 1: Write the proportion equation
   10,271.25 : 14,174.33 = 5,555.53 : x
2. Step 2: Convert to fraction form
   10,271.25/14,174.33 = 5,555.53/x
3. Step 3: Cross multiply
   10,271.25x = 14,174.33 × 5,555.53
4. Step 4: Simplify right side
   10,271.25x = 78,745,915.54
5. Step 5: Solve for x
   x = 78,745,915.54/10,271.25
6. Step 6: Final answer
   x = 7,666.63