Finding the Fourth Proportional to 11,674.94, 17,521.65 and 5,105.84

Step by Step Solution

1. Step 1: Write the proportion equation
   11,674.94 : 17,521.65 = 5,105.84 : x
2. Step 2: Convert to fraction form
   11,674.94/17,521.65 = 5,105.84/x
3. Step 3: Cross multiply
   11,674.94x = 17,521.65 × 5,105.84
4. Step 4: Simplify right side
   11,674.94x = 89,462,653.83
5. Step 5: Solve for x
   x = 89,462,653.83/11,674.94
6. Step 6: Final answer
   x = 7,662.80