Finding the Fourth Proportional to 10,271.58, 14,174.79 and 5,555.86

Step by Step Solution

1. Step 1: Write the proportion equation
   10,271.58 : 14,174.79 = 5,555.86 : x
2. Step 2: Convert to fraction form
   10,271.58/14,174.79 = 5,555.86/x
3. Step 3: Cross multiply
   10,271.58x = 14,174.79 × 5,555.86
4. Step 4: Simplify right side
   10,271.58x = 78,753,148.77
5. Step 5: Solve for x
   x = 78,753,148.77/10,271.58
6. Step 6: Final answer
   x = 7,667.09