Finding the Fourth Proportional to 10,083.59, 13,913.31 and 5,891.03

Step by Step Solution

1. Step 1: Write the proportion equation
   10,083.59 : 13,913.31 = 5,891.03 : x
2. Step 2: Convert to fraction form
   10,083.59/13,913.31 = 5,891.03/x
3. Step 3: Cross multiply
   10,083.59x = 13,913.31 × 5,891.03
4. Step 4: Simplify right side
   10,083.59x = 81,963,697.15
5. Step 5: Solve for x
   x = 81,963,697.15/10,083.59
6. Step 6: Final answer
   x = 8,128.42