Finding the Fourth Proportional to 10,767.91, 16,152.79 and 2,976.72

Step by Step Solution

1. Step 1: Write the proportion equation
   10,767.91 : 16,152.79 = 2,976.72 : x
2. Step 2: Convert to fraction form
   10,767.91/16,152.79 = 2,976.72/x
3. Step 3: Cross multiply
   10,767.91x = 16,152.79 × 2,976.72
4. Step 4: Simplify right side
   10,767.91x = 48,082,333.05
5. Step 5: Solve for x
   x = 48,082,333.05/10,767.91
6. Step 6: Final answer
   x = 4,465.34