Finding the Fourth Proportional to 21,834.15, 32,755.40 and 7,039.09

Step by Step Solution

1. Step 1: Write the proportion equation
   21,834.15 : 32,755.40 = 7,039.09 : x
2. Step 2: Convert to fraction form
   21,834.15/32,755.40 = 7,039.09/x
3. Step 3: Cross multiply
   21,834.15x = 32,755.40 × 7,039.09
4. Step 4: Simplify right side
   21,834.15x = 230,568,208.59
5. Step 5: Solve for x
   x = 230,568,208.59/21,834.15
6. Step 6: Final answer
   x = 10,559.98