Finding the Fourth Proportional to 11,653.72, 17,479.34 and 3,333.18

Step by Step Solution

1. Step 1: Write the proportion equation
   11,653.72 : 17,479.34 = 3,333.18 : x
2. Step 2: Convert to fraction form
   11,653.72/17,479.34 = 3,333.18/x
3. Step 3: Cross multiply
   11,653.72x = 17,479.34 × 3,333.18
4. Step 4: Simplify right side
   11,653.72x = 58,261,786.50
5. Step 5: Solve for x
   x = 58,261,786.50/11,653.72
6. Step 6: Final answer
   x = 4,999.42