Finding the Fourth Proportional to 13,081.82, 19,623.42 and 4,317.42

Step by Step Solution

1. Step 1: Write the proportion equation
   13,081.82 : 19,623.42 = 4,317.42 : x
2. Step 2: Convert to fraction form
   13,081.82/19,623.42 = 4,317.42/x
3. Step 3: Cross multiply
   13,081.82x = 19,623.42 × 4,317.42
4. Step 4: Simplify right side
   13,081.82x = 84,722,524.39
5. Step 5: Solve for x
   x = 84,722,524.39/13,081.82
6. Step 6: Final answer
   x = 6,476.36