Finding the Fourth Proportional to 9,456.78, 14,171.25 and 5,298.06

Step by Step Solution

1. Step 1: Write the proportion equation
   9,456.78 : 14,171.25 = 5,298.06 : x
2. Step 2: Convert to fraction form
   9,456.78/14,171.25 = 5,298.06/x
3. Step 3: Cross multiply
   9,456.78x = 14,171.25 × 5,298.06
4. Step 4: Simplify right side
   9,456.78x = 75,080,182.22
5. Step 5: Solve for x
   x = 75,080,182.22/9,456.78
6. Step 6: Final answer
   x = 7,939.30