Finding the Fourth Proportional to 10,789.12, 16,184.38 and 3,393.86

Step by Step Solution

1. Step 1: Write the proportion equation
   10,789.12 : 16,184.38 = 3,393.86 : x
2. Step 2: Convert to fraction form
   10,789.12/16,184.38 = 3,393.86/x
3. Step 3: Cross multiply
   10,789.12x = 16,184.38 × 3,393.86
4. Step 4: Simplify right side
   10,789.12x = 54,927,519.91
5. Step 5: Solve for x
   x = 54,927,519.91/10,789.12
6. Step 6: Final answer
   x = 5,091.01