Finding the Fourth Proportional to 11,886, 16,398.70 and 7,343.82

Step by Step Solution

1. Step 1: Write the proportion equation
   11,886 : 16,398.70 = 7,343.82 : x
2. Step 2: Convert to fraction form
   11,886/16,398.70 = 7,343.82/x
3. Step 3: Cross multiply
   11,886x = 16,398.70 × 7,343.82
4. Step 4: Simplify right side
   11,886x = 120,429,101.03
5. Step 5: Solve for x
   x = 120,429,101.03/11,886
6. Step 6: Final answer
   x = 10,132.01