Finding the Fourth Proportional to 19,883.38, 29,818.69 and 8,789.82

Step by Step Solution

1. Step 1: Write the proportion equation
   19,883.38 : 29,818.69 = 8,789.82 : x
2. Step 2: Convert to fraction form
   19,883.38/29,818.69 = 8,789.82/x
3. Step 3: Cross multiply
   19,883.38x = 29,818.69 × 8,789.82
4. Step 4: Simplify right side
   19,883.38x = 262,100,917.74
5. Step 5: Solve for x
   x = 262,100,917.74/19,883.38
6. Step 6: Final answer
   x = 13,181.91