Finding the Fourth Proportional to 8,863.94, 13,300.56 and 3,937.11

Step by Step Solution

1. Step 1: Write the proportion equation
   8,863.94 : 13,300.56 = 3,937.11 : x
2. Step 2: Convert to fraction form
   8,863.94/13,300.56 = 3,937.11/x
3. Step 3: Cross multiply
   8,863.94x = 13,300.56 × 3,937.11
4. Step 4: Simplify right side
   8,863.94x = 52,365,767.78
5. Step 5: Solve for x
   x = 52,365,767.78/8,863.94
6. Step 6: Final answer
   x = 5,907.73