Finding the Fourth Proportional to 11,731.48, 17,605.42 and 5,162.27

Step by Step Solution

1. Step 1: Write the proportion equation
   11,731.48 : 17,605.42 = 5,162.27 : x
2. Step 2: Convert to fraction form
   11,731.48/17,605.42 = 5,162.27/x
3. Step 3: Cross multiply
   11,731.48x = 17,605.42 × 5,162.27
4. Step 4: Simplify right side
   11,731.48x = 90,883,830.57
5. Step 5: Solve for x
   x = 90,883,830.57/11,731.48
6. Step 6: Final answer
   x = 7,747.01