Finding the Fourth Proportional to 10,352.01, 14,285.79 and 5,636.31

Step by Step Solution

1. Step 1: Write the proportion equation
   10,352.01 : 14,285.79 = 5,636.31 : x
2. Step 2: Convert to fraction form
   10,352.01/14,285.79 = 5,636.31/x
3. Step 3: Cross multiply
   10,352.01x = 14,285.79 × 5,636.31
4. Step 4: Simplify right side
   10,352.01x = 80,519,141.03
5. Step 5: Solve for x
   x = 80,519,141.03/10,352.01
6. Step 6: Final answer
   x = 7,778.12