Finding the Fourth Proportional to 19,105.89, 28,674.63 and 9,752.82

Step by Step Solution

1. Step 1: Write the proportion equation
   19,105.89 : 28,674.63 = 9,752.82 : x
2. Step 2: Convert to fraction form
   19,105.89/28,674.63 = 9,752.82/x
3. Step 3: Cross multiply
   19,105.89x = 28,674.63 × 9,752.82
4. Step 4: Simplify right side
   19,105.89x = 279,658,504.96
5. Step 5: Solve for x
   x = 279,658,504.96/19,105.89
6. Step 6: Final answer
   x = 14,637.29