Finding the Fourth Proportional to 10,943.51, 16,420.39 and 5,393.82

Step by Step Solution

1. Step 1: Write the proportion equation
   10,943.51 : 16,420.39 = 5,393.82 : x
2. Step 2: Convert to fraction form
   10,943.51/16,420.39 = 5,393.82/x
3. Step 3: Cross multiply
   10,943.51x = 16,420.39 × 5,393.82
4. Step 4: Simplify right side
   10,943.51x = 88,568,642.07
5. Step 5: Solve for x
   x = 88,568,642.07/10,943.51
6. Step 6: Final answer
   x = 8,093.26