Finding the Fourth Proportional to 9,559.59, 14,339.43 and 2,985.22

Step by Step Solution

1. Step 1: Write the proportion equation
   9,559.59 : 14,339.43 = 2,985.22 : x
2. Step 2: Convert to fraction form
   9,559.59/14,339.43 = 2,985.22/x
3. Step 3: Cross multiply
   9,559.59x = 14,339.43 × 2,985.22
4. Step 4: Simplify right side
   9,559.59x = 42,806,371.15
5. Step 5: Solve for x
   x = 42,806,371.15/9,559.59
6. Step 6: Final answer
   x = 4,477.85