Finding the Fourth Proportional to 9,946.41, 13,726.39 and 5,470.50

Step by Step Solution

1. Step 1: Write the proportion equation
   9,946.41 : 13,726.39 = 5,470.50 : x
2. Step 2: Convert to fraction form
   9,946.41/13,726.39 = 5,470.50/x
3. Step 3: Cross multiply
   9,946.41x = 13,726.39 × 5,470.50
4. Step 4: Simplify right side
   9,946.41x = 75,090,216.50
5. Step 5: Solve for x
   x = 75,090,216.50/9,946.41
6. Step 6: Final answer
   x = 7,549.48