Finding the Fourth Proportional to 10,281.38, 15,384.18 and 7,270.52

Step by Step Solution

1. Step 1: Write the proportion equation
   10,281.38 : 15,384.18 = 7,270.52 : x
2. Step 2: Convert to fraction form
   10,281.38/15,384.18 = 7,270.52/x
3. Step 3: Cross multiply
   10,281.38x = 15,384.18 × 7,270.52
4. Step 4: Simplify right side
   10,281.38x = 111,850,988.37
5. Step 5: Solve for x
   x = 111,850,988.37/10,281.38
6. Step 6: Final answer
   x = 10,878.99