Finding the Fourth Proportional to 10,842.57, 16,237.86 and 5,563.68

Step by Step Solution

1. Step 1: Write the proportion equation
   10,842.57 : 16,237.86 = 5,563.68 : x
2. Step 2: Convert to fraction form
   10,842.57/16,237.86 = 5,563.68/x
3. Step 3: Cross multiply
   10,842.57x = 16,237.86 × 5,563.68
4. Step 4: Simplify right side
   10,842.57x = 90,342,256.92
5. Step 5: Solve for x
   x = 90,342,256.92/10,842.57
6. Step 6: Final answer
   x = 8,332.18