Finding the Fourth Proportional to 8,953.24, 12,355.47 and 4,974.72

Step by Step Solution

1. Step 1: Write the proportion equation
   8,953.24 : 12,355.47 = 4,974.72 : x
2. Step 2: Convert to fraction form
   8,953.24/12,355.47 = 4,974.72/x
3. Step 3: Cross multiply
   8,953.24x = 12,355.47 × 4,974.72
4. Step 4: Simplify right side
   8,953.24x = 61,465,003.72
5. Step 5: Solve for x
   x = 61,465,003.72/8,953.24
6. Step 6: Final answer
   x = 6,865.11