Finding the Fourth Proportional to 13,086.93, 19,626.94 and 5,689.71

Step by Step Solution

1. Step 1: Write the proportion equation
   13,086.93 : 19,626.94 = 5,689.71 : x
2. Step 2: Convert to fraction form
   13,086.93/19,626.94 = 5,689.71/x
3. Step 3: Cross multiply
   13,086.93x = 19,626.94 × 5,689.71
4. Step 4: Simplify right side
   13,086.93x = 111,671,596.79
5. Step 5: Solve for x
   x = 111,671,596.79/13,086.93
6. Step 6: Final answer
   x = 8,533.06