Finding the Fourth Proportional to 13,064.39, 19,596.53 and 5,667.87

Step by Step Solution

1. Step 1: Write the proportion equation
   13,064.39 : 19,596.53 = 5,667.87 : x
2. Step 2: Convert to fraction form
   13,064.39/19,596.53 = 5,667.87/x
3. Step 3: Cross multiply
   13,064.39x = 19,596.53 × 5,667.87
4. Step 4: Simplify right side
   13,064.39x = 111,070,672.15
5. Step 5: Solve for x
   x = 111,070,672.15/13,064.39
6. Step 6: Final answer
   x = 8,501.79