Finding the Fourth Proportional to 7,394.31, 10,201.72 and 5,270.18

Step by Step Solution

1. Step 1: Write the proportion equation
   7,394.31 : 10,201.72 = 5,270.18 : x
2. Step 2: Convert to fraction form
   7,394.31/10,201.72 = 5,270.18/x
3. Step 3: Cross multiply
   7,394.31x = 10,201.72 × 5,270.18
4. Step 4: Simplify right side
   7,394.31x = 53,764,900.71
5. Step 5: Solve for x
   x = 53,764,900.71/7,394.31
6. Step 6: Final answer
   x = 7,271.12