Finding the Fourth Proportional to 10,842.50, 16,255.88 and 7,323.79

Step by Step Solution

1. Step 1: Write the proportion equation
   10,842.50 : 16,255.88 = 7,323.79 : x
2. Step 2: Convert to fraction form
   10,842.50/16,255.88 = 7,323.79/x
3. Step 3: Cross multiply
   10,842.50x = 16,255.88 × 7,323.79
4. Step 4: Simplify right side
   10,842.50x = 119,054,651.39
5. Step 5: Solve for x
   x = 119,054,651.39/10,842.50
6. Step 6: Final answer
   x = 10,980.37