Finding the Fourth Proportional to 10,271.37, 14,174.48 and 5,555.65

Step by Step Solution

1. Step 1: Write the proportion equation
   10,271.37 : 14,174.48 = 5,555.65 : x
2. Step 2: Convert to fraction form
   10,271.37/14,174.48 = 5,555.65/x
3. Step 3: Cross multiply
   10,271.37x = 14,174.48 × 5,555.65
4. Step 4: Simplify right side
   10,271.37x = 78,748,422.03
5. Step 5: Solve for x
   x = 78,748,422.03/10,271.37
6. Step 6: Final answer
   x = 7,666.79