Finding the Fourth Proportional to 11,665.37, 17,498.13 and 5,089.94

Step by Step Solution

1. Step 1: Write the proportion equation
   11,665.37 : 17,498.13 = 5,089.94 : x
2. Step 2: Convert to fraction form
   11,665.37/17,498.13 = 5,089.94/x
3. Step 3: Cross multiply
   11,665.37x = 17,498.13 × 5,089.94
4. Step 4: Simplify right side
   11,665.37x = 89,064,390.85
5. Step 5: Solve for x
   x = 89,064,390.85/11,665.37
6. Step 6: Final answer
   x = 7,634.94