Finding the Fourth Proportional to 10,270.91, 14,173.83 and 5,555.18

Step by Step Solution

1. Step 1: Write the proportion equation
   10,270.91 : 14,173.83 = 5,555.18 : x
2. Step 2: Convert to fraction form
   10,270.91/14,173.83 = 5,555.18/x
3. Step 3: Cross multiply
   10,270.91x = 14,173.83 × 5,555.18
4. Step 4: Simplify right side
   10,270.91x = 78,738,176.94
5. Step 5: Solve for x
   x = 78,738,176.94/10,270.91
6. Step 6: Final answer
   x = 7,666.13