Finding the Fourth Proportional to 12,116.39, 18,166.82 and 5,788.67

Step by Step Solution

1. Step 1: Write the proportion equation
   12,116.39 : 18,166.82 = 5,788.67 : x
2. Step 2: Convert to fraction form
   12,116.39/18,166.82 = 5,788.67/x
3. Step 3: Cross multiply
   12,116.39x = 18,166.82 × 5,788.67
4. Step 4: Simplify right side
   12,116.39x = 105,161,606.15
5. Step 5: Solve for x
   x = 105,161,606.15/12,116.39
6. Step 6: Final answer
   x = 8,679.29