Finding the Fourth Proportional to 10,108.10, 15,164.18 and 4,185.38

Step by Step Solution

1. Step 1: Write the proportion equation
   10,108.10 : 15,164.18 = 4,185.38 : x
2. Step 2: Convert to fraction form
   10,108.10/15,164.18 = 4,185.38/x
3. Step 3: Cross multiply
   10,108.10x = 15,164.18 × 4,185.38
4. Step 4: Simplify right side
   10,108.10x = 63,467,855.69
5. Step 5: Solve for x
   x = 63,467,855.69/10,108.10
6. Step 6: Final answer
   x = 6,278.91