Finding the Fourth Proportional to 16,431.02, 22,674.81 and 8,877.34

Step by Step Solution

1. Step 1: Write the proportion equation
   16,431.02 : 22,674.81 = 8,877.34 : x
2. Step 2: Convert to fraction form
   16,431.02/22,674.81 = 8,877.34/x
3. Step 3: Cross multiply
   16,431.02x = 22,674.81 × 8,877.34
4. Step 4: Simplify right side
   16,431.02x = 201,291,975.61
5. Step 5: Solve for x
   x = 201,291,975.61/16,431.02
6. Step 6: Final answer
   x = 12,250.73