Finding the Fourth Proportional to 10,842.18, 16,255.38 and 7,323.46

Step by Step Solution

1. Step 1: Write the proportion equation
   10,842.18 : 16,255.38 = 7,323.46 : x
2. Step 2: Convert to fraction form
   10,842.18/16,255.38 = 7,323.46/x
3. Step 3: Cross multiply
   10,842.18x = 16,255.38 × 7,323.46
4. Step 4: Simplify right side
   10,842.18x = 119,045,625.21
5. Step 5: Solve for x
   x = 119,045,625.21/10,842.18
6. Step 6: Final answer
   x = 10,979.86