Finding the Fourth Proportional to 10,866.71, 16,301.43 and 3,845.07

Step by Step Solution

1. Step 1: Write the proportion equation
   10,866.71 : 16,301.43 = 3,845.07 : x
2. Step 2: Convert to fraction form
   10,866.71/16,301.43 = 3,845.07/x
3. Step 3: Cross multiply
   10,866.71x = 16,301.43 × 3,845.07
4. Step 4: Simplify right side
   10,866.71x = 62,680,139.45
5. Step 5: Solve for x
   x = 62,680,139.45/10,866.71
6. Step 6: Final answer
   x = 5,768.09