Finding the Fourth Proportional to 9,946.56, 13,726.29 and 5,470.77

Step by Step Solution

1. Step 1: Write the proportion equation
   9,946.56 : 13,726.29 = 5,470.77 : x
2. Step 2: Convert to fraction form
   9,946.56/13,726.29 = 5,470.77/x
3. Step 3: Cross multiply
   9,946.56x = 13,726.29 × 5,470.77
4. Step 4: Simplify right side
   9,946.56x = 75,093,375.54
5. Step 5: Solve for x
   x = 75,093,375.54/9,946.56
6. Step 6: Final answer
   x = 7,549.68