Finding the Fourth Proportional to 8,946.33, 12,342.83 and 5,540.69

Step by Step Solution

1. Step 1: Write the proportion equation
   8,946.33 : 12,342.83 = 5,540.69 : x
2. Step 2: Convert to fraction form
   8,946.33/12,342.83 = 5,540.69/x
3. Step 3: Cross multiply
   8,946.33x = 12,342.83 × 5,540.69
4. Step 4: Simplify right side
   8,946.33x = 68,387,705.34
5. Step 5: Solve for x
   x = 68,387,705.34/8,946.33
6. Step 6: Final answer
   x = 7,644.22