Finding the Fourth Proportional to 11,648.81, 16,072.89 and 6,932.18

Step by Step Solution

1. Step 1: Write the proportion equation
   11,648.81 : 16,072.89 = 6,932.18 : x
2. Step 2: Convert to fraction form
   11,648.81/16,072.89 = 6,932.18/x
3. Step 3: Cross multiply
   11,648.81x = 16,072.89 × 6,932.18
4. Step 4: Simplify right side
   11,648.81x = 111,420,166.60
5. Step 5: Solve for x
   x = 111,420,166.60/11,648.81
6. Step 6: Final answer
   x = 9,564.94