Finding the Fourth Proportional to 10,829.75, 16,243.56 and 7,342.16

Step by Step Solution

1. Step 1: Write the proportion equation
   10,829.75 : 16,243.56 = 7,342.16 : x
2. Step 2: Convert to fraction form
   10,829.75/16,243.56 = 7,342.16/x
3. Step 3: Cross multiply
   10,829.75x = 16,243.56 × 7,342.16
4. Step 4: Simplify right side
   10,829.75x = 119,262,735.27
5. Step 5: Solve for x
   x = 119,262,735.27/10,829.75
6. Step 6: Final answer
   x = 11,012.52