Finding the Fourth Proportional to 10,271.94, 15,395.12 and 4,719.38

Step by Step Solution

1. Step 1: Write the proportion equation
   10,271.94 : 15,395.12 = 4,719.38 : x
2. Step 2: Convert to fraction form
   10,271.94/15,395.12 = 4,719.38/x
3. Step 3: Cross multiply
   10,271.94x = 15,395.12 × 4,719.38
4. Step 4: Simplify right side
   10,271.94x = 72,655,421.43
5. Step 5: Solve for x
   x = 72,655,421.43/10,271.94
6. Step 6: Final answer
   x = 7,073.19