Finding the Fourth Proportional to 9,897.10, 14,843.25 and 3,321.58

Step by Step Solution

1. Step 1: Write the proportion equation
   9,897.10 : 14,843.25 = 3,321.58 : x
2. Step 2: Convert to fraction form
   9,897.10/14,843.25 = 3,321.58/x
3. Step 3: Cross multiply
   9,897.10x = 14,843.25 × 3,321.58
4. Step 4: Simplify right side
   9,897.10x = 49,303,042.34
5. Step 5: Solve for x
   x = 49,303,042.34/9,897.10
6. Step 6: Final answer
   x = 4,981.56