Finding the Fourth Proportional to 10,105.52, 13,946.37 and 5,857.88

Step by Step Solution

1. Step 1: Write the proportion equation
   10,105.52 : 13,946.37 = 5,857.88 : x
2. Step 2: Convert to fraction form
   10,105.52/13,946.37 = 5,857.88/x
3. Step 3: Cross multiply
   10,105.52x = 13,946.37 × 5,857.88
4. Step 4: Simplify right side
   10,105.52x = 81,696,161.90
5. Step 5: Solve for x
   x = 81,696,161.90/10,105.52
6. Step 6: Final answer
   x = 8,084.31