Finding the Fourth Proportional to 9,926.58, 13,698.61 and 5,450.41

Step by Step Solution

1. Step 1: Write the proportion equation
   9,926.58 : 13,698.61 = 5,450.41 : x
2. Step 2: Convert to fraction form
   9,926.58/13,698.61 = 5,450.41/x
3. Step 3: Cross multiply
   9,926.58x = 13,698.61 × 5,450.41
4. Step 4: Simplify right side
   9,926.58x = 74,663,040.93
5. Step 5: Solve for x
   x = 74,663,040.93/9,926.58
6. Step 6: Final answer
   x = 7,521.53