Finding the Fourth Proportional to 10,333.72, 15,493.68 and 5,339.14

Step by Step Solution

1. Step 1: Write the proportion equation
   10,333.72 : 15,493.68 = 5,339.14 : x
2. Step 2: Convert to fraction form
   10,333.72/15,493.68 = 5,339.14/x
3. Step 3: Cross multiply
   10,333.72x = 15,493.68 × 5,339.14
4. Step 4: Simplify right side
   10,333.72x = 82,722,926.64
5. Step 5: Solve for x
   x = 82,722,926.64/10,333.72
6. Step 6: Final answer
   x = 8,005.14