Finding the Fourth Proportional to 6,597.83, 9,897.56 and 2,155.39

Step by Step Solution

1. Step 1: Write the proportion equation
   6,597.83 : 9,897.56 = 2,155.39 : x
2. Step 2: Convert to fraction form
   6,597.83/9,897.56 = 2,155.39/x
3. Step 3: Cross multiply
   6,597.83x = 9,897.56 × 2,155.39
4. Step 4: Simplify right side
   6,597.83x = 21,333,101.85
5. Step 5: Solve for x
   x = 21,333,101.85/6,597.83
6. Step 6: Final answer
   x = 3,233.35