Finding the Fourth Proportional to 11,945.97, 17,913.15 and 3,624.48

Step by Step Solution

1. Step 1: Write the proportion equation
   11,945.97 : 17,913.15 = 3,624.48 : x
2. Step 2: Convert to fraction form
   11,945.97/17,913.15 = 3,624.48/x
3. Step 3: Cross multiply
   11,945.97x = 17,913.15 × 3,624.48
4. Step 4: Simplify right side
   11,945.97x = 64,925,853.91
5. Step 5: Solve for x
   x = 64,925,853.91/11,945.97
6. Step 6: Final answer
   x = 5,434.96