Finding the Fourth Proportional to 9,926.37, 13,698.42 and 5,450.41

Step by Step Solution

1. Step 1: Write the proportion equation
   9,926.37 : 13,698.42 = 5,450.41 : x
2. Step 2: Convert to fraction form
   9,926.37/13,698.42 = 5,450.41/x
3. Step 3: Cross multiply
   9,926.37x = 13,698.42 × 5,450.41
4. Step 4: Simplify right side
   9,926.37x = 74,662,005.35
5. Step 5: Solve for x
   x = 74,662,005.35/9,926.37
6. Step 6: Final answer
   x = 7,521.58