Finding the Fourth Proportional to 9,874.31, 13,617.72 and 5,893.97

Step by Step Solution

1. Step 1: Write the proportion equation
   9,874.31 : 13,617.72 = 5,893.97 : x
2. Step 2: Convert to fraction form
   9,874.31/13,617.72 = 5,893.97/x
3. Step 3: Cross multiply
   9,874.31x = 13,617.72 × 5,893.97
4. Step 4: Simplify right side
   9,874.31x = 80,262,365.06
5. Step 5: Solve for x
   x = 80,262,365.06/9,874.31
6. Step 6: Final answer
   x = 8,128.41