Finding the Fourth Proportional to 10,450.98, 14,421.78 and 5,734.89

Step by Step Solution

1. Step 1: Write the proportion equation
   10,450.98 : 14,421.78 = 5,734.89 : x
2. Step 2: Convert to fraction form
   10,450.98/14,421.78 = 5,734.89/x
3. Step 3: Cross multiply
   10,450.98x = 14,421.78 × 5,734.89
4. Step 4: Simplify right side
   10,450.98x = 82,707,321.90
5. Step 5: Solve for x
   x = 82,707,321.90/10,450.98
6. Step 6: Final answer
   x = 7,913.83