Finding the Fourth Proportional to 16,645.72, 22,796.18 and 16,427.02

Step by Step Solution

1. Step 1: Write the proportion equation
   16,645.72 : 22,796.18 = 16,427.02 : x
2. Step 2: Convert to fraction form
   16,645.72/22,796.18 = 16,427.02/x
3. Step 3: Cross multiply
   16,645.72x = 22,796.18 × 16,427.02
4. Step 4: Simplify right side
   16,645.72x = 374,473,304.78
5. Step 5: Solve for x
   x = 374,473,304.78/16,645.72
6. Step 6: Final answer
   x = 22,496.67