Finding the Fourth Proportional to 9,369.86, 14,047.83 and 5,671.20

Step by Step Solution

1. Step 1: Write the proportion equation
   9,369.86 : 14,047.83 = 5,671.20 : x
2. Step 2: Convert to fraction form
   9,369.86/14,047.83 = 5,671.20/x
3. Step 3: Cross multiply
   9,369.86x = 14,047.83 × 5,671.20
4. Step 4: Simplify right side
   9,369.86x = 79,668,106.18
5. Step 5: Solve for x
   x = 79,668,106.18/9,369.86
6. Step 6: Final answer
   x = 8,502.60