Finding the Fourth Proportional to 16,771.31, 23,136.06 and 10,055.40

Step by Step Solution

1. Step 1: Write the proportion equation
   16,771.31 : 23,136.06 = 10,055.40 : x
2. Step 2: Convert to fraction form
   16,771.31/23,136.06 = 10,055.40/x
3. Step 3: Cross multiply
   16,771.31x = 23,136.06 × 10,055.40
4. Step 4: Simplify right side
   16,771.31x = 232,642,222.04
5. Step 5: Solve for x
   x = 232,642,222.04/16,771.31
6. Step 6: Final answer
   x = 13,871.44