Finding the Fourth Proportional to 7,667.16, 11,499.35 and 2,119.32

Step by Step Solution

1. Step 1: Write the proportion equation
   7,667.16 : 11,499.35 = 2,119.32 : x
2. Step 2: Convert to fraction form
   7,667.16/11,499.35 = 2,119.32/x
3. Step 3: Cross multiply
   7,667.16x = 11,499.35 × 2,119.32
4. Step 4: Simplify right side
   7,667.16x = 24,370,791.85
5. Step 5: Solve for x
   x = 24,370,791.85/7,667.16
6. Step 6: Final answer
   x = 3,178.59