Finding the Fourth Proportional to 10,215.54, 14,095.71 and 5,738.22

Step by Step Solution

1. Step 1: Write the proportion equation
   10,215.54 : 14,095.71 = 5,738.22 : x
2. Step 2: Convert to fraction form
   10,215.54/14,095.71 = 5,738.22/x
3. Step 3: Cross multiply
   10,215.54x = 14,095.71 × 5,738.22
4. Step 4: Simplify right side
   10,215.54x = 80,884,285.04
5. Step 5: Solve for x
   x = 80,884,285.04/10,215.54
6. Step 6: Final answer
   x = 7,917.77