Finding the Fourth Proportional to 159,673.05, 239,667.15 and 84,792.98

Step by Step Solution

1. Step 1: Write the proportion equation
   159,673.05 : 239,667.15 = 84,792.98 : x
2. Step 2: Convert to fraction form
   159,673.05/239,667.15 = 84,792.98/x
3. Step 3: Cross multiply
   159,673.05x = 239,667.15 × 84,792.98
4. Step 4: Simplify right side
   159,673.05x = 20,322,091,613.83
5. Step 5: Solve for x
   x = 20,322,091,613.83/159,673.05
6. Step 6: Final answer
   x = 127,273.15