Finding the Fourth Proportional to 9,842.89, 14,762.33 and 2,821.03

Step by Step Solution

1. Step 1: Write the proportion equation
   9,842.89 : 14,762.33 = 2,821.03 : x
2. Step 2: Convert to fraction form
   9,842.89/14,762.33 = 2,821.03/x
3. Step 3: Cross multiply
   9,842.89x = 14,762.33 × 2,821.03
4. Step 4: Simplify right side
   9,842.89x = 41,644,927.43
5. Step 5: Solve for x
   x = 41,644,927.43/9,842.89
6. Step 6: Final answer
   x = 4,230.96