Finding the Fourth Proportional to 11,726.33, 17,590.41 and 3,406.49

Step by Step Solution

1. Step 1: Write the proportion equation
   11,726.33 : 17,590.41 = 3,406.49 : x
2. Step 2: Convert to fraction form
   11,726.33/17,590.41 = 3,406.49/x
3. Step 3: Cross multiply
   11,726.33x = 17,590.41 × 3,406.49
4. Step 4: Simplify right side
   11,726.33x = 59,921,467.81
5. Step 5: Solve for x
   x = 59,921,467.81/11,726.33
6. Step 6: Final answer
   x = 5,110.00