Finding the Fourth Proportional to 7,290.82, 10,060.40 and 4,103.72

Step by Step Solution

1. Step 1: Write the proportion equation
   7,290.82 : 10,060.40 = 4,103.72 : x
2. Step 2: Convert to fraction form
   7,290.82/10,060.40 = 4,103.72/x
3. Step 3: Cross multiply
   7,290.82x = 10,060.40 × 4,103.72
4. Step 4: Simplify right side
   7,290.82x = 41,285,064.69
5. Step 5: Solve for x
   x = 41,285,064.69/7,290.82
6. Step 6: Final answer
   x = 5,662.61