Finding the Fourth Proportional to 9,434.94, 14,149.98 and 3,889.86

Step by Step Solution

1. Step 1: Write the proportion equation
   9,434.94 : 14,149.98 = 3,889.86 : x
2. Step 2: Convert to fraction form
   9,434.94/14,149.98 = 3,889.86/x
3. Step 3: Cross multiply
   9,434.94x = 14,149.98 × 3,889.86
4. Step 4: Simplify right side
   9,434.94x = 55,041,441.20
5. Step 5: Solve for x
   x = 55,041,441.20/9,434.94
6. Step 6: Final answer
   x = 5,833.79