Finding the Fourth Proportional to 79,255.67, 118,890.84 and 28,667.36

Step by Step Solution

1. Step 1: Write the proportion equation
   79,255.67 : 118,890.84 = 28,667.36 : x
2. Step 2: Convert to fraction form
   79,255.67/118,890.84 = 28,667.36/x
3. Step 3: Cross multiply
   79,255.67x = 118,890.84 × 28,667.36
4. Step 4: Simplify right side
   79,255.67x = 3,408,286,510.98
5. Step 5: Solve for x
   x = 3,408,286,510.98/79,255.67
6. Step 6: Final answer
   x = 43,003.69