Finding the Fourth Proportional to 7,317.72, 10,095.90 and 5,079

Step by Step Solution

1. Step 1: Write the proportion equation
   7,317.72 : 10,095.90 = 5,079 : x
2. Step 2: Convert to fraction form
   7,317.72/10,095.90 = 5,079/x
3. Step 3: Cross multiply
   7,317.72x = 10,095.90 × 5,079
4. Step 4: Simplify right side
   7,317.72x = 51,277,076.10
5. Step 5: Solve for x
   x = 51,277,076.10/7,317.72
6. Step 6: Final answer
   x = 7,007.25