Finding the Fourth Proportional to 9,167.91, 12,651.71 and 4,976.16

Step by Step Solution

1. Step 1: Write the proportion equation
   9,167.91 : 12,651.71 = 4,976.16 : x
2. Step 2: Convert to fraction form
   9,167.91/12,651.71 = 4,976.16/x
3. Step 3: Cross multiply
   9,167.91x = 12,651.71 × 4,976.16
4. Step 4: Simplify right side
   9,167.91x = 62,956,933.23
5. Step 5: Solve for x
   x = 62,956,933.23/9,167.91
6. Step 6: Final answer
   x = 6,867.10