Finding the Fourth Proportional to 13,064.68, 19,587.30 and 5,667.76

Step by Step Solution

1. Step 1: Write the proportion equation
   13,064.68 : 19,587.30 = 5,667.76 : x
2. Step 2: Convert to fraction form
   13,064.68/19,587.30 = 5,667.76/x
3. Step 3: Cross multiply
   13,064.68x = 19,587.30 × 5,667.76
4. Step 4: Simplify right side
   13,064.68x = 111,016,115.45
5. Step 5: Solve for x
   x = 111,016,115.45/13,064.68
6. Step 6: Final answer
   x = 8,497.42