Finding the Fourth Proportional to 11,270.73, 16,911.36 and 5,030.09

Step by Step Solution

1. Step 1: Write the proportion equation
   11,270.73 : 16,911.36 = 5,030.09 : x
2. Step 2: Convert to fraction form
   11,270.73/16,911.36 = 5,030.09/x
3. Step 3: Cross multiply
   11,270.73x = 16,911.36 × 5,030.09
4. Step 4: Simplify right side
   11,270.73x = 85,065,662.82
5. Step 5: Solve for x
   x = 85,065,662.82/11,270.73
6. Step 6: Final answer
   x = 7,547.48