Finding the Fourth Proportional to 21,351.33, 32,028.89 and 5,556.33

Step by Step Solution

1. Step 1: Write the proportion equation
   21,351.33 : 32,028.89 = 5,556.33 : x
2. Step 2: Convert to fraction form
   21,351.33/32,028.89 = 5,556.33/x
3. Step 3: Cross multiply
   21,351.33x = 32,028.89 × 5,556.33
4. Step 4: Simplify right side
   21,351.33x = 177,963,054.59
5. Step 5: Solve for x
   x = 177,963,054.59/21,351.33
6. Step 6: Final answer
   x = 8,334.99