Finding the Fourth Proportional to 8,893.43, 13,342.47 and 5,198.82

Step by Step Solution

1. Step 1: Write the proportion equation
   8,893.43 : 13,342.47 = 5,198.82 : x
2. Step 2: Convert to fraction form
   8,893.43/13,342.47 = 5,198.82/x
3. Step 3: Cross multiply
   8,893.43x = 13,342.47 × 5,198.82
4. Step 4: Simplify right side
   8,893.43x = 69,365,099.89
5. Step 5: Solve for x
   x = 69,365,099.89/8,893.43
6. Step 6: Final answer
   x = 7,799.59