Finding the Fourth Proportional to 9,946.18, 13,725.44 and 5,469.94

Step by Step Solution

1. Step 1: Write the proportion equation
   9,946.18 : 13,725.44 = 5,469.94 : x
2. Step 2: Convert to fraction form
   9,946.18/13,725.44 = 5,469.94/x
3. Step 3: Cross multiply
   9,946.18x = 13,725.44 × 5,469.94
4. Step 4: Simplify right side
   9,946.18x = 75,077,333.27
5. Step 5: Solve for x
   x = 75,077,333.27/9,946.18
6. Step 6: Final answer
   x = 7,548.36