Finding the Fourth Proportional to 13,464.18, 18,579.78 and 7,495.56

Step by Step Solution

1. Step 1: Write the proportion equation
   13,464.18 : 18,579.78 = 7,495.56 : x
2. Step 2: Convert to fraction form
   13,464.18/18,579.78 = 7,495.56/x
3. Step 3: Cross multiply
   13,464.18x = 18,579.78 × 7,495.56
4. Step 4: Simplify right side
   13,464.18x = 139,265,855.78
5. Step 5: Solve for x
   x = 139,265,855.78/13,464.18
6. Step 6: Final answer
   x = 10,343.43