Finding the Fourth Proportional to 7,667.60, 11,505.83 and 3,224.91

Step by Step Solution

1. Step 1: Write the proportion equation
   7,667.60 : 11,505.83 = 3,224.91 : x
2. Step 2: Convert to fraction form
   7,667.60/11,505.83 = 3,224.91/x
3. Step 3: Cross multiply
   7,667.60x = 11,505.83 × 3,224.91
4. Step 4: Simplify right side
   7,667.60x = 37,105,266.23
5. Step 5: Solve for x
   x = 37,105,266.23/7,667.60
6. Step 6: Final answer
   x = 4,839.23