Finding the Fourth Proportional to 8,667.24, 13,000.79 and 4,505.10

Step by Step Solution

1. Step 1: Write the proportion equation
   8,667.24 : 13,000.79 = 4,505.10 : x
2. Step 2: Convert to fraction form
   8,667.24/13,000.79 = 4,505.10/x
3. Step 3: Cross multiply
   8,667.24x = 13,000.79 × 4,505.10
4. Step 4: Simplify right side
   8,667.24x = 58,569,870.29
5. Step 5: Solve for x
   x = 58,569,870.29/8,667.24
6. Step 6: Final answer
   x = 6,757.61