Finding the Fourth Proportional to 21,838.15, 32,761.41 and 7,043.09

Step by Step Solution

1. Step 1: Write the proportion equation
   21,838.15 : 32,761.41 = 7,043.09 : x
2. Step 2: Convert to fraction form
   21,838.15/32,761.41 = 7,043.09/x
3. Step 3: Cross multiply
   21,838.15x = 32,761.41 × 7,043.09
4. Step 4: Simplify right side
   21,838.15x = 230,741,523.94
5. Step 5: Solve for x
   x = 230,741,523.94/21,838.15
6. Step 6: Final answer
   x = 10,565.99