Finding the Fourth Proportional to 16,491.52, 22,762.56 and 10,120.24

Step by Step Solution

1. Step 1: Write the proportion equation
   16,491.52 : 22,762.56 = 10,120.24 : x
2. Step 2: Convert to fraction form
   16,491.52/22,762.56 = 10,120.24/x
3. Step 3: Cross multiply
   16,491.52x = 22,762.56 × 10,120.24
4. Step 4: Simplify right side
   16,491.52x = 230,362,570.21
5. Step 5: Solve for x
   x = 230,362,570.21/16,491.52
6. Step 6: Final answer
   x = 13,968.55