Finding the Fourth Proportional to 11,799.88, 17,702.89 and 4,404.40

Step by Step Solution

1. Step 1: Write the proportion equation
   11,799.88 : 17,702.89 = 4,404.40 : x
2. Step 2: Convert to fraction form
   11,799.88/17,702.89 = 4,404.40/x
3. Step 3: Cross multiply
   11,799.88x = 17,702.89 × 4,404.40
4. Step 4: Simplify right side
   11,799.88x = 77,970,608.72
5. Step 5: Solve for x
   x = 77,970,608.72/11,799.88
6. Step 6: Final answer
   x = 6,607.75