Finding the Fourth Proportional to 11,673, 17,516.79 and 4,747.50

Step by Step Solution

1. Step 1: Write the proportion equation
   11,673 : 17,516.79 = 4,747.50 : x
2. Step 2: Convert to fraction form
   11,673/17,516.79 = 4,747.50/x
3. Step 3: Cross multiply
   11,673x = 17,516.79 × 4,747.50
4. Step 4: Simplify right side
   11,673x = 83,160,960.53
5. Step 5: Solve for x
   x = 83,160,960.53/11,673
6. Step 6: Final answer
   x = 7,124.21