Finding the Fourth Proportional to 11,010.97, 16,513.42 and 3,112.86

Step by Step Solution

1. Step 1: Write the proportion equation
   11,010.97 : 16,513.42 = 3,112.86 : x
2. Step 2: Convert to fraction form
   11,010.97/16,513.42 = 3,112.86/x
3. Step 3: Cross multiply
   11,010.97x = 16,513.42 × 3,112.86
4. Step 4: Simplify right side
   11,010.97x = 51,404,024.56
5. Step 5: Solve for x
   x = 51,404,024.56/11,010.97
6. Step 6: Final answer
   x = 4,668.44