Finding the Fourth Proportional to 10,907.82, 15,052.39 and 6,665.98

Step by Step Solution

1. Step 1: Write the proportion equation
   10,907.82 : 15,052.39 = 6,665.98 : x
2. Step 2: Convert to fraction form
   10,907.82/15,052.39 = 6,665.98/x
3. Step 3: Cross multiply
   10,907.82x = 15,052.39 × 6,665.98
4. Step 4: Simplify right side
   10,907.82x = 100,338,904.62
5. Step 5: Solve for x
   x = 100,338,904.62/10,907.82
6. Step 6: Final answer
   x = 9,198.80