Finding the Fourth Proportional to 11,405.82, 17,108.61 and 3,614.63

Step by Step Solution

1. Step 1: Write the proportion equation
   11,405.82 : 17,108.61 = 3,614.63 : x
2. Step 2: Convert to fraction form
   11,405.82/17,108.61 = 3,614.63/x
3. Step 3: Cross multiply
   11,405.82x = 17,108.61 × 3,614.63
4. Step 4: Simplify right side
   11,405.82x = 61,841,294.96
5. Step 5: Solve for x
   x = 61,841,294.96/11,405.82
6. Step 6: Final answer
   x = 5,421.91