Finding the Fourth Proportional to 9,762.16, 13,467.12 and 9,384.96

Step by Step Solution

1. Step 1: Write the proportion equation
   9,762.16 : 13,467.12 = 9,384.96 : x
2. Step 2: Convert to fraction form
   9,762.16/13,467.12 = 9,384.96/x
3. Step 3: Cross multiply
   9,762.16x = 13,467.12 × 9,384.96
4. Step 4: Simplify right side
   9,762.16x = 126,388,382.52
5. Step 5: Solve for x
   x = 126,388,382.52/9,762.16
6. Step 6: Final answer
   x = 12,946.76