Finding the Fourth Proportional to 7,279.83, 10,046.48 and 4,136.31

Step by Step Solution

1. Step 1: Write the proportion equation
   7,279.83 : 10,046.48 = 4,136.31 : x
2. Step 2: Convert to fraction form
   7,279.83/10,046.48 = 4,136.31/x
3. Step 3: Cross multiply
   7,279.83x = 10,046.48 × 4,136.31
4. Step 4: Simplify right side
   7,279.83x = 41,555,335.01
5. Step 5: Solve for x
   x = 41,555,335.01/7,279.83
6. Step 6: Final answer
   x = 5,708.28