Finding the Fourth Proportional to 11,754.18, 17,631.69 and 3,963.06

Step by Step Solution

1. Step 1: Write the proportion equation
   11,754.18 : 17,631.69 = 3,963.06 : x
2. Step 2: Convert to fraction form
   11,754.18/17,631.69 = 3,963.06/x
3. Step 3: Cross multiply
   11,754.18x = 17,631.69 × 3,963.06
4. Step 4: Simplify right side
   11,754.18x = 69,875,445.37
5. Step 5: Solve for x
   x = 69,875,445.37/11,754.18
6. Step 6: Final answer
   x = 5,944.73