Finding the Fourth Proportional to 111,584.72, 167,234.76 and 52,289.60

Step by Step Solution

1. Step 1: Write the proportion equation
   111,584.72 : 167,234.76 = 52,289.60 : x
2. Step 2: Convert to fraction form
   111,584.72/167,234.76 = 52,289.60/x
3. Step 3: Cross multiply
   111,584.72x = 167,234.76 × 52,289.60
4. Step 4: Simplify right side
   111,584.72x = 8,744,638,706.50
5. Step 5: Solve for x
   x = 8,744,638,706.50/111,584.72
6. Step 6: Final answer
   x = 78,367.71