Finding the Fourth Proportional to 10,317.31, 15,478.27 and 3,743.35

Step by Step Solution

1. Step 1: Write the proportion equation
   10,317.31 : 15,478.27 = 3,743.35 : x
2. Step 2: Convert to fraction form
   10,317.31/15,478.27 = 3,743.35/x
3. Step 3: Cross multiply
   10,317.31x = 15,478.27 × 3,743.35
4. Step 4: Simplify right side
   10,317.31x = 57,940,582.00
5. Step 5: Solve for x
   x = 57,940,582.00/10,317.31
6. Step 6: Final answer
   x = 5,615.86