Finding the Fourth Proportional to 7,667.91, 11,500.56 and 2,473.79

Step by Step Solution

1. Step 1: Write the proportion equation
   7,667.91 : 11,500.56 = 2,473.79 : x
2. Step 2: Convert to fraction form
   7,667.91/11,500.56 = 2,473.79/x
3. Step 3: Cross multiply
   7,667.91x = 11,500.56 × 2,473.79
4. Step 4: Simplify right side
   7,667.91x = 28,449,912.82
5. Step 5: Solve for x
   x = 28,449,912.82/7,667.91
6. Step 6: Final answer
   x = 3,710.26