Finding the Fourth Proportional to 9,946.16, 13,726.05 and 5,470.26

Step by Step Solution

1. Step 1: Write the proportion equation
   9,946.16 : 13,726.05 = 5,470.26 : x
2. Step 2: Convert to fraction form
   9,946.16/13,726.05 = 5,470.26/x
3. Step 3: Cross multiply
   9,946.16x = 13,726.05 × 5,470.26
4. Step 4: Simplify right side
   9,946.16x = 75,085,062.27
5. Step 5: Solve for x
   x = 75,085,062.27/9,946.16
6. Step 6: Final answer
   x = 7,549.15