Finding the Fourth Proportional to 9,560.43, 14,340.18 and 3,638.67

Step by Step Solution

1. Step 1: Write the proportion equation
   9,560.43 : 14,340.18 = 3,638.67 : x
2. Step 2: Convert to fraction form
   9,560.43/14,340.18 = 3,638.67/x
3. Step 3: Cross multiply
   9,560.43x = 14,340.18 × 3,638.67
4. Step 4: Simplify right side
   9,560.43x = 52,179,111.06
5. Step 5: Solve for x
   x = 52,179,111.06/9,560.43
6. Step 6: Final answer
   x = 5,457.82