Finding the Fourth Proportional to 11,665.18, 17,494.18 and 3,342.97

Step by Step Solution

1. Step 1: Write the proportion equation
   11,665.18 : 17,494.18 = 3,342.97 : x
2. Step 2: Convert to fraction form
   11,665.18/17,494.18 = 3,342.97/x
3. Step 3: Cross multiply
   11,665.18x = 17,494.18 × 3,342.97
4. Step 4: Simplify right side
   11,665.18x = 58,482,414.73
5. Step 5: Solve for x
   x = 58,482,414.73/11,665.18
6. Step 6: Final answer
   x = 5,013.42