Finding the Fourth Proportional to 11,685.82, 16,127.59 and 6,907.34

Step by Step Solution

1. Step 1: Write the proportion equation
   11,685.82 : 16,127.59 = 6,907.34 : x
2. Step 2: Convert to fraction form
   11,685.82/16,127.59 = 6,907.34/x
3. Step 3: Cross multiply
   11,685.82x = 16,127.59 × 6,907.34
4. Step 4: Simplify right side
   11,685.82x = 111,398,747.51
5. Step 5: Solve for x
   x = 111,398,747.51/11,685.82
6. Step 6: Final answer
   x = 9,532.81