Finding the Fourth Proportional to 7,173.50, 10,760.86 and 1,979.37

Step by Step Solution

1. Step 1: Write the proportion equation
   7,173.50 : 10,760.86 = 1,979.37 : x
2. Step 2: Convert to fraction form
   7,173.50/10,760.86 = 1,979.37/x
3. Step 3: Cross multiply
   7,173.50x = 10,760.86 × 1,979.37
4. Step 4: Simplify right side
   7,173.50x = 21,299,725.93
5. Step 5: Solve for x
   x = 21,299,725.93/7,173.50
6. Step 6: Final answer
   x = 2,969.23