Finding the Fourth Proportional to 11,768.72, 17,653.69 and 3,003.71

Step by Step Solution

1. Step 1: Write the proportion equation
   11,768.72 : 17,653.69 = 3,003.71 : x
2. Step 2: Convert to fraction form
   11,768.72/17,653.69 = 3,003.71/x
3. Step 3: Cross multiply
   11,768.72x = 17,653.69 × 3,003.71
4. Step 4: Simplify right side
   11,768.72x = 53,026,506.04
5. Step 5: Solve for x
   x = 53,026,506.04/11,768.72
6. Step 6: Final answer
   x = 4,505.72