Finding the Fourth Proportional to 9,336.96, 12,886.56 and 5,798.88

Step by Step Solution

1. Step 1: Write the proportion equation
   9,336.96 : 12,886.56 = 5,798.88 : x
2. Step 2: Convert to fraction form
   9,336.96/12,886.56 = 5,798.88/x
3. Step 3: Cross multiply
   9,336.96x = 12,886.56 × 5,798.88
4. Step 4: Simplify right side
   9,336.96x = 74,727,615.05
5. Step 5: Solve for x
   x = 74,727,615.05/9,336.96
6. Step 6: Final answer
   x = 8,003.42