Finding the Fourth Proportional to 10,336.82, 15,499.35 and 7,053.89

Step by Step Solution

1. Step 1: Write the proportion equation
   10,336.82 : 15,499.35 = 7,053.89 : x
2. Step 2: Convert to fraction form
   10,336.82/15,499.35 = 7,053.89/x
3. Step 3: Cross multiply
   10,336.82x = 15,499.35 × 7,053.89
4. Step 4: Simplify right side
   10,336.82x = 109,330,632.47
5. Step 5: Solve for x
   x = 109,330,632.47/10,336.82
6. Step 6: Final answer
   x = 10,576.82