Finding the Fourth Proportional to 10,108.22, 13,949 and 5,631.82

Step by Step Solution

1. Step 1: Write the proportion equation
   10,108.22 : 13,949 = 5,631.82 : x
2. Step 2: Convert to fraction form
   10,108.22/13,949 = 5,631.82/x
3. Step 3: Cross multiply
   10,108.22x = 13,949 × 5,631.82
4. Step 4: Simplify right side
   10,108.22x = 78,558,257.18
5. Step 5: Solve for x
   x = 78,558,257.18/10,108.22
6. Step 6: Final answer
   x = 7,771.72