Finding the Fourth Proportional to 10,105.66, 15,152.42 and 3,866.14

Step by Step Solution

1. Step 1: Write the proportion equation
   10,105.66 : 15,152.42 = 3,866.14 : x
2. Step 2: Convert to fraction form
   10,105.66/15,152.42 = 3,866.14/x
3. Step 3: Cross multiply
   10,105.66x = 15,152.42 × 3,866.14
4. Step 4: Simplify right side
   10,105.66x = 58,581,377.06
5. Step 5: Solve for x
   x = 58,581,377.06/10,105.66
6. Step 6: Final answer
   x = 5,796.89