Finding the Fourth Proportional to 6,404.88, 8,838.72 and 3,610.36

Step by Step Solution

1. Step 1: Write the proportion equation
   6,404.88 : 8,838.72 = 3,610.36 : x
2. Step 2: Convert to fraction form
   6,404.88/8,838.72 = 3,610.36/x
3. Step 3: Cross multiply
   6,404.88x = 8,838.72 × 3,610.36
4. Step 4: Simplify right side
   6,404.88x = 31,910,961.14
5. Step 5: Solve for x
   x = 31,910,961.14/6,404.88
6. Step 6: Final answer
   x = 4,982.29