Finding the Fourth Proportional to 9,713.20, 13,403.83 and 5,735.59

Step by Step Solution

1. Step 1: Write the proportion equation
   9,713.20 : 13,403.83 = 5,735.59 : x
2. Step 2: Convert to fraction form
   9,713.20/13,403.83 = 5,735.59/x
3. Step 3: Cross multiply
   9,713.20x = 13,403.83 × 5,735.59
4. Step 4: Simplify right side
   9,713.20x = 76,878,873.31
5. Step 5: Solve for x
   x = 76,878,873.31/9,713.20
6. Step 6: Final answer
   x = 7,914.89