Finding the Fourth Proportional to 79,667.24, 119,500.05 and 20,502.68

Step by Step Solution

1. Step 1: Write the proportion equation
   79,667.24 : 119,500.05 = 20,502.68 : x
2. Step 2: Convert to fraction form
   79,667.24/119,500.05 = 20,502.68/x
3. Step 3: Cross multiply
   79,667.24x = 119,500.05 × 20,502.68
4. Step 4: Simplify right side
   79,667.24x = 2,450,071,285.13
5. Step 5: Solve for x
   x = 2,450,071,285.13/79,667.24
6. Step 6: Final answer
   x = 30,753.81