Finding the Fourth Proportional to 12,754.84, 19,112.82 and 5,821.24

Step by Step Solution

1. Step 1: Write the proportion equation
   12,754.84 : 19,112.82 = 5,821.24 : x
2. Step 2: Convert to fraction form
   12,754.84/19,112.82 = 5,821.24/x
3. Step 3: Cross multiply
   12,754.84x = 19,112.82 × 5,821.24
4. Step 4: Simplify right side
   12,754.84x = 111,260,312.30
5. Step 5: Solve for x
   x = 111,260,312.30/12,754.84
6. Step 6: Final answer
   x = 8,722.99