Finding the Fourth Proportional to 11,806.16, 17,697.72 and 5,654.48

Step by Step Solution

1. Step 1: Write the proportion equation
   11,806.16 : 17,697.72 = 5,654.48 : x
2. Step 2: Convert to fraction form
   11,806.16/17,697.72 = 5,654.48/x
3. Step 3: Cross multiply
   11,806.16x = 17,697.72 × 5,654.48
4. Step 4: Simplify right side
   11,806.16x = 100,071,403.79
5. Step 5: Solve for x
   x = 100,071,403.79/11,806.16
6. Step 6: Final answer
   x = 8,476.20