Finding the Fourth Proportional to 16,055.12, 22,162.01 and 12,087.74

Step by Step Solution

1. Step 1: Write the proportion equation
   16,055.12 : 22,162.01 = 12,087.74 : x
2. Step 2: Convert to fraction form
   16,055.12/22,162.01 = 12,087.74/x
3. Step 3: Cross multiply
   16,055.12x = 22,162.01 × 12,087.74
4. Step 4: Simplify right side
   16,055.12x = 267,888,614.76
5. Step 5: Solve for x
   x = 267,888,614.76/16,055.12
6. Step 6: Final answer
   x = 16,685.56