Finding the Fourth Proportional to 16,576.04, 22,875.31 and 9,406.43

Step by Step Solution

1. Step 1: Write the proportion equation
   16,576.04 : 22,875.31 = 9,406.43 : x
2. Step 2: Convert to fraction form
   16,576.04/22,875.31 = 9,406.43/x
3. Step 3: Cross multiply
   16,576.04x = 22,875.31 × 9,406.43
4. Step 4: Simplify right side
   16,576.04x = 215,174,985.41
5. Step 5: Solve for x
   x = 215,174,985.41/16,576.04
6. Step 6: Final answer
   x = 12,981.08