Finding the Fourth Proportional to 10,270.54, 14,173.41 and 5,554.81

Step by Step Solution

1. Step 1: Write the proportion equation
   10,270.54 : 14,173.41 = 5,554.81 : x
2. Step 2: Convert to fraction form
   10,270.54/14,173.41 = 5,554.81/x
3. Step 3: Cross multiply
   10,270.54x = 14,173.41 × 5,554.81
4. Step 4: Simplify right side
   10,270.54x = 78,730,599.60
5. Step 5: Solve for x
   x = 78,730,599.60/10,270.54
6. Step 6: Final answer
   x = 7,665.67