Finding the Fourth Proportional to 11,756.34, 17,635.23 and 3,859.38

Step by Step Solution

1. Step 1: Write the proportion equation
   11,756.34 : 17,635.23 = 3,859.38 : x
2. Step 2: Convert to fraction form
   11,756.34/17,635.23 = 3,859.38/x
3. Step 3: Cross multiply
   11,756.34x = 17,635.23 × 3,859.38
4. Step 4: Simplify right side
   11,756.34x = 68,061,053.96
5. Step 5: Solve for x
   x = 68,061,053.96/11,756.34
6. Step 6: Final answer
   x = 5,789.31