Finding the Fourth Proportional to 10,270.55, 14,173.37 and 5,554.83

Step by Step Solution

1. Step 1: Write the proportion equation
   10,270.55 : 14,173.37 = 5,554.83 : x
2. Step 2: Convert to fraction form
   10,270.55/14,173.37 = 5,554.83/x
3. Step 3: Cross multiply
   10,270.55x = 14,173.37 × 5,554.83
4. Step 4: Simplify right side
   10,270.55x = 78,730,633.10
5. Step 5: Solve for x
   x = 78,730,633.10/10,270.55
6. Step 6: Final answer
   x = 7,665.67