Finding the Fourth Proportional to 10,974.61, 16,464.54 and 3,579.08

Step by Step Solution

1. Step 1: Write the proportion equation
   10,974.61 : 16,464.54 = 3,579.08 : x
2. Step 2: Convert to fraction form
   10,974.61/16,464.54 = 3,579.08/x
3. Step 3: Cross multiply
   10,974.61x = 16,464.54 × 3,579.08
4. Step 4: Simplify right side
   10,974.61x = 58,927,905.82
5. Step 5: Solve for x
   x = 58,927,905.82/10,974.61
6. Step 6: Final answer
   x = 5,369.48