Finding the Fourth Proportional to 10,105.96, 15,160.66 and 3,866.52

Step by Step Solution

1. Step 1: Write the proportion equation
   10,105.96 : 15,160.66 = 3,866.52 : x
2. Step 2: Convert to fraction form
   10,105.96/15,160.66 = 3,866.52/x
3. Step 3: Cross multiply
   10,105.96x = 15,160.66 × 3,866.52
4. Step 4: Simplify right side
   10,105.96x = 58,618,995.10
5. Step 5: Solve for x
   x = 58,618,995.10/10,105.96
6. Step 6: Final answer
   x = 5,800.44