Finding the Fourth Proportional to 12,882, 19,313.82 and 5,858.49

Step by Step Solution

1. Step 1: Write the proportion equation
   12,882 : 19,313.82 = 5,858.49 : x
2. Step 2: Convert to fraction form
   12,882/19,313.82 = 5,858.49/x
3. Step 3: Cross multiply
   12,882x = 19,313.82 × 5,858.49
4. Step 4: Simplify right side
   12,882x = 113,149,821.33
5. Step 5: Solve for x
   x = 113,149,821.33/12,882
6. Step 6: Final answer
   x = 8,783.56