Finding the Fourth Proportional to 7,315.75, 10,097.54 and 4,173.76

Step by Step Solution

1. Step 1: Write the proportion equation
   7,315.75 : 10,097.54 = 4,173.76 : x
2. Step 2: Convert to fraction form
   7,315.75/10,097.54 = 4,173.76/x
3. Step 3: Cross multiply
   7,315.75x = 10,097.54 × 4,173.76
4. Step 4: Simplify right side
   7,315.75x = 42,144,708.55
5. Step 5: Solve for x
   x = 42,144,708.55/7,315.75
6. Step 6: Final answer
   x = 5,760.82