Finding the Fourth Proportional to 8,955.54, 12,347.55 and 5,763.42

Step by Step Solution

1. Step 1: Write the proportion equation
   8,955.54 : 12,347.55 = 5,763.42 : x
2. Step 2: Convert to fraction form
   8,955.54/12,347.55 = 5,763.42/x
3. Step 3: Cross multiply
   8,955.54x = 12,347.55 × 5,763.42
4. Step 4: Simplify right side
   8,955.54x = 71,164,116.62
5. Step 5: Solve for x
   x = 71,164,116.62/8,955.54
6. Step 6: Final answer
   x = 7,946.38