Finding the Fourth Proportional to 10,951.38, 16,422.80 and 3,554.06

Step by Step Solution

1. Step 1: Write the proportion equation
   10,951.38 : 16,422.80 = 3,554.06 : x
2. Step 2: Convert to fraction form
   10,951.38/16,422.80 = 3,554.06/x
3. Step 3: Cross multiply
   10,951.38x = 16,422.80 × 3,554.06
4. Step 4: Simplify right side
   10,951.38x = 58,367,616.57
5. Step 5: Solve for x
   x = 58,367,616.57/10,951.38
6. Step 6: Final answer
   x = 5,329.70