Finding the Fourth Proportional to 9,858.17, 14,789.61 and 3,284.41

Step by Step Solution

1. Step 1: Write the proportion equation
   9,858.17 : 14,789.61 = 3,284.41 : x
2. Step 2: Convert to fraction form
   9,858.17/14,789.61 = 3,284.41/x
3. Step 3: Cross multiply
   9,858.17x = 14,789.61 × 3,284.41
4. Step 4: Simplify right side
   9,858.17x = 48,575,142.98
5. Step 5: Solve for x
   x = 48,575,142.98/9,858.17
6. Step 6: Final answer
   x = 4,927.40