Finding the Fourth Proportional to 11,086.25, 16,637.83 and 4,072.91

Step by Step Solution

1. Step 1: Write the proportion equation
   11,086.25 : 16,637.83 = 4,072.91 : x
2. Step 2: Convert to fraction form
   11,086.25/16,637.83 = 4,072.91/x
3. Step 3: Cross multiply
   11,086.25x = 16,637.83 × 4,072.91
4. Step 4: Simplify right side
   11,086.25x = 67,764,290.81
5. Step 5: Solve for x
   x = 67,764,290.81/11,086.25
6. Step 6: Final answer
   x = 6,112.47