Finding the Fourth Proportional to 8,954.91, 12,357.86 and 4,976.10

Step by Step Solution

1. Step 1: Write the proportion equation
   8,954.91 : 12,357.86 = 4,976.10 : x
2. Step 2: Convert to fraction form
   8,954.91/12,357.86 = 4,976.10/x
3. Step 3: Cross multiply
   8,954.91x = 12,357.86 × 4,976.10
4. Step 4: Simplify right side
   8,954.91x = 61,493,922.27
5. Step 5: Solve for x
   x = 61,493,922.27/8,954.91
6. Step 6: Final answer
   x = 6,867.06