Finding the Fourth Proportional to 7,260.72, 10,019.16 and 4,116.72

Step by Step Solution

1. Step 1: Write the proportion equation
   7,260.72 : 10,019.16 = 4,116.72 : x
2. Step 2: Convert to fraction form
   7,260.72/10,019.16 = 4,116.72/x
3. Step 3: Cross multiply
   7,260.72x = 10,019.16 × 4,116.72
4. Step 4: Simplify right side
   7,260.72x = 41,246,076.36
5. Step 5: Solve for x
   x = 41,246,076.36/7,260.72
6. Step 6: Final answer
   x = 5,680.71