Finding the Fourth Proportional to 8,243.69, 11,375.61 and 4,840.34

Step by Step Solution

1. Step 1: Write the proportion equation
   8,243.69 : 11,375.61 = 4,840.34 : x
2. Step 2: Convert to fraction form
   8,243.69/11,375.61 = 4,840.34/x
3. Step 3: Cross multiply
   8,243.69x = 11,375.61 × 4,840.34
4. Step 4: Simplify right side
   8,243.69x = 55,061,820.11
5. Step 5: Solve for x
   x = 55,061,820.11/8,243.69
6. Step 6: Final answer
   x = 6,679.27