Finding the Fourth Proportional to 7,173.10, 10,749.12 and 5,097.10

Step by Step Solution

1. Step 1: Write the proportion equation
   7,173.10 : 10,749.12 = 5,097.10 : x
2. Step 2: Convert to fraction form
   7,173.10/10,749.12 = 5,097.10/x
3. Step 3: Cross multiply
   7,173.10x = 10,749.12 × 5,097.10
4. Step 4: Simplify right side
   7,173.10x = 54,789,339.55
5. Step 5: Solve for x
   x = 54,789,339.55/7,173.10
6. Step 6: Final answer
   x = 7,638.17