Finding the Fourth Proportional to 9,946.35, 13,725.83 and 5,470.06

Step by Step Solution

1. Step 1: Write the proportion equation
   9,946.35 : 13,725.83 = 5,470.06 : x
2. Step 2: Convert to fraction form
   9,946.35/13,725.83 = 5,470.06/x
3. Step 3: Cross multiply
   9,946.35x = 13,725.83 × 5,470.06
4. Step 4: Simplify right side
   9,946.35x = 75,081,113.65
5. Step 5: Solve for x
   x = 75,081,113.65/9,946.35
6. Step 6: Final answer
   x = 7,548.61