Finding the Fourth Proportional to 8,713.86, 13,071.81 and 3,169.82

Step by Step Solution

1. Step 1: Write the proportion equation
   8,713.86 : 13,071.81 = 3,169.82 : x
2. Step 2: Convert to fraction form
   8,713.86/13,071.81 = 3,169.82/x
3. Step 3: Cross multiply
   8,713.86x = 13,071.81 × 3,169.82
4. Step 4: Simplify right side
   8,713.86x = 41,435,219.42
5. Step 5: Solve for x
   x = 41,435,219.42/8,713.86
6. Step 6: Final answer
   x = 4,755.09