Finding the Fourth Proportional to 8,743.39, 13,120.56 and 5,823.74

Step by Step Solution

1. Step 1: Write the proportion equation
   8,743.39 : 13,120.56 = 5,823.74 : x
2. Step 2: Convert to fraction form
   8,743.39/13,120.56 = 5,823.74/x
3. Step 3: Cross multiply
   8,743.39x = 13,120.56 × 5,823.74
4. Step 4: Simplify right side
   8,743.39x = 76,410,762.90
5. Step 5: Solve for x
   x = 76,410,762.90/8,743.39
6. Step 6: Final answer
   x = 8,739.26