Finding the Fourth Proportional to 11,377.63, 17,066.31 and 3,586.38

Step by Step Solution

1. Step 1: Write the proportion equation
   11,377.63 : 17,066.31 = 3,586.38 : x
2. Step 2: Convert to fraction form
   11,377.63/17,066.31 = 3,586.38/x
3. Step 3: Cross multiply
   11,377.63x = 17,066.31 × 3,586.38
4. Step 4: Simplify right side
   11,377.63x = 61,206,272.86
5. Step 5: Solve for x
   x = 61,206,272.86/11,377.63
6. Step 6: Final answer
   x = 5,379.53