Finding the Fourth Proportional to 21,581.88, 32,370.49 and 5,788.50

Step by Step Solution

1. Step 1: Write the proportion equation
   21,581.88 : 32,370.49 = 5,788.50 : x
2. Step 2: Convert to fraction form
   21,581.88/32,370.49 = 5,788.50/x
3. Step 3: Cross multiply
   21,581.88x = 32,370.49 × 5,788.50
4. Step 4: Simplify right side
   21,581.88x = 187,376,581.37
5. Step 5: Solve for x
   x = 187,376,581.37/21,581.88
6. Step 6: Final answer
   x = 8,682.13