Finding the Fourth Proportional to 269,829.63, 404,667.90 and 80,282.34

Step by Step Solution

1. Step 1: Write the proportion equation
   269,829.63 : 404,667.90 = 80,282.34 : x
2. Step 2: Convert to fraction form
   269,829.63/404,667.90 = 80,282.34/x
3. Step 3: Cross multiply
   269,829.63x = 404,667.90 × 80,282.34
4. Step 4: Simplify right side
   269,829.63x = 32,487,685,934.89
5. Step 5: Solve for x
   x = 32,487,685,934.89/269,829.63
6. Step 6: Final answer
   x = 120,400.74