Finding the Fourth Proportional to 9,301.29, 12,835.98 and 5,718.30

Step by Step Solution

1. Step 1: Write the proportion equation
   9,301.29 : 12,835.98 = 5,718.30 : x
2. Step 2: Convert to fraction form
   9,301.29/12,835.98 = 5,718.30/x
3. Step 3: Cross multiply
   9,301.29x = 12,835.98 × 5,718.30
4. Step 4: Simplify right side
   9,301.29x = 73,399,984.43
5. Step 5: Solve for x
   x = 73,399,984.43/9,301.29
6. Step 6: Final answer
   x = 7,891.38