Finding the Fourth Proportional to 5,234.69, 7,845.01 and 2,766.89

Step by Step Solution

1. Step 1: Write the proportion equation
   5,234.69 : 7,845.01 = 2,766.89 : x
2. Step 2: Convert to fraction form
   5,234.69/7,845.01 = 2,766.89/x
3. Step 3: Cross multiply
   5,234.69x = 7,845.01 × 2,766.89
4. Step 4: Simplify right side
   5,234.69x = 21,706,279.72
5. Step 5: Solve for x
   x = 21,706,279.72/5,234.69
6. Step 6: Final answer
   x = 4,146.62