Finding the Fourth Proportional to 23,381.80, 32,266.89 and 12,771.47

Step by Step Solution

1. Step 1: Write the proportion equation
   23,381.80 : 32,266.89 = 12,771.47 : x
2. Step 2: Convert to fraction form
   23,381.80/32,266.89 = 12,771.47/x
3. Step 3: Cross multiply
   23,381.80x = 32,266.89 × 12,771.47
4. Step 4: Simplify right side
   23,381.80x = 412,095,617.63
5. Step 5: Solve for x
   x = 412,095,617.63/23,381.80
6. Step 6: Final answer
   x = 17,624.63