Finding the Fourth Proportional to 11,667.54, 17,488.98 and 5,736.18

Step by Step Solution

1. Step 1: Write the proportion equation
   11,667.54 : 17,488.98 = 5,736.18 : x
2. Step 2: Convert to fraction form
   11,667.54/17,488.98 = 5,736.18/x
3. Step 3: Cross multiply
   11,667.54x = 17,488.98 × 5,736.18
4. Step 4: Simplify right side
   11,667.54x = 100,319,937.30
5. Step 5: Solve for x
   x = 100,319,937.30/11,667.54
6. Step 6: Final answer
   x = 8,598.21