Finding the Fourth Proportional to 11,820.25, 17,733.41 and 4,424.82

Step by Step Solution

1. Step 1: Write the proportion equation
   11,820.25 : 17,733.41 = 4,424.82 : x
2. Step 2: Convert to fraction form
   11,820.25/17,733.41 = 4,424.82/x
3. Step 3: Cross multiply
   11,820.25x = 17,733.41 × 4,424.82
4. Step 4: Simplify right side
   11,820.25x = 78,467,147.24
5. Step 5: Solve for x
   x = 78,467,147.24/11,820.25
6. Step 6: Final answer
   x = 6,638.37