Finding the Fourth Proportional to 19,707.72, 29,565.78 and 5,667.62

Step by Step Solution

1. Step 1: Write the proportion equation
   19,707.72 : 29,565.78 = 5,667.62 : x
2. Step 2: Convert to fraction form
   19,707.72/29,565.78 = 5,667.62/x
3. Step 3: Cross multiply
   19,707.72x = 29,565.78 × 5,667.62
4. Step 4: Simplify right side
   19,707.72x = 167,567,606.04
5. Step 5: Solve for x
   x = 167,567,606.04/19,707.72
6. Step 6: Final answer
   x = 8,502.64