Finding the Fourth Proportional to 5,116.76, 7,063.98 and 4,105.88

Step by Step Solution

1. Step 1: Write the proportion equation
   5,116.76 : 7,063.98 = 4,105.88 : x
2. Step 2: Convert to fraction form
   5,116.76/7,063.98 = 4,105.88/x
3. Step 3: Cross multiply
   5,116.76x = 7,063.98 × 4,105.88
4. Step 4: Simplify right side
   5,116.76x = 29,003,854.20
5. Step 5: Solve for x
   x = 29,003,854.20/5,116.76
6. Step 6: Final answer
   x = 5,668.40