Finding the Fourth Proportional to 11,973.57, 17,963.27 and 3,653.74

Step by Step Solution

1. Step 1: Write the proportion equation
   11,973.57 : 17,963.27 = 3,653.74 : x
2. Step 2: Convert to fraction form
   11,973.57/17,963.27 = 3,653.74/x
3. Step 3: Cross multiply
   11,973.57x = 17,963.27 × 3,653.74
4. Step 4: Simplify right side
   11,973.57x = 65,633,010.04
5. Step 5: Solve for x
   x = 65,633,010.04/11,973.57
6. Step 6: Final answer
   x = 5,481.49