Finding the Fourth Proportional to 12,139.37, 16,752.27 and 6,834.22

Step by Step Solution

1. Step 1: Write the proportion equation
   12,139.37 : 16,752.27 = 6,834.22 : x
2. Step 2: Convert to fraction form
   12,139.37/16,752.27 = 6,834.22/x
3. Step 3: Cross multiply
   12,139.37x = 16,752.27 × 6,834.22
4. Step 4: Simplify right side
   12,139.37x = 114,488,738.22
5. Step 5: Solve for x
   x = 114,488,738.22/12,139.37
6. Step 6: Final answer
   x = 9,431.19