Finding the Fourth Proportional to 11,575.82, 17,360.14 and 4,179.31

Step by Step Solution

1. Step 1: Write the proportion equation
   11,575.82 : 17,360.14 = 4,179.31 : x
2. Step 2: Convert to fraction form
   11,575.82/17,360.14 = 4,179.31/x
3. Step 3: Cross multiply
   11,575.82x = 17,360.14 × 4,179.31
4. Step 4: Simplify right side
   11,575.82x = 72,553,406.70
5. Step 5: Solve for x
   x = 72,553,406.70/11,575.82
6. Step 6: Final answer
   x = 6,267.67