Finding the Fourth Proportional to 13,323.69, 19,992.83 and 7,480.76

Step by Step Solution

1. Step 1: Write the proportion equation
   13,323.69 : 19,992.83 = 7,480.76 : x
2. Step 2: Convert to fraction form
   13,323.69/19,992.83 = 7,480.76/x
3. Step 3: Cross multiply
   13,323.69x = 19,992.83 × 7,480.76
4. Step 4: Simplify right side
   13,323.69x = 149,561,425.58
5. Step 5: Solve for x
   x = 149,561,425.58/13,323.69
6. Step 6: Final answer
   x = 11,225.23