Finding the Fourth Proportional to 9,642.33, 13,306.24 and 5,450.58

Step by Step Solution

1. Step 1: Write the proportion equation
   9,642.33 : 13,306.24 = 5,450.58 : x
2. Step 2: Convert to fraction form
   9,642.33/13,306.24 = 5,450.58/x
3. Step 3: Cross multiply
   9,642.33x = 13,306.24 × 5,450.58
4. Step 4: Simplify right side
   9,642.33x = 72,526,725.62
5. Step 5: Solve for x
   x = 72,526,725.62/9,642.33
6. Step 6: Final answer
   x = 7,521.70