Finding the Fourth Proportional to 13,081.15, 19,625.03 and 5,686.93

Step by Step Solution

1. Step 1: Write the proportion equation
   13,081.15 : 19,625.03 = 5,686.93 : x
2. Step 2: Convert to fraction form
   13,081.15/19,625.03 = 5,686.93/x
3. Step 3: Cross multiply
   13,081.15x = 19,625.03 × 5,686.93
4. Step 4: Simplify right side
   13,081.15x = 111,606,171.86
5. Step 5: Solve for x
   x = 111,606,171.86/13,081.15
6. Step 6: Final answer
   x = 8,531.83