Finding the Fourth Proportional to 16,830.96, 23,058.49 and 16,200.37

Step by Step Solution

1. Step 1: Write the proportion equation
   16,830.96 : 23,058.49 = 16,200.37 : x
2. Step 2: Convert to fraction form
   16,830.96/23,058.49 = 16,200.37/x
3. Step 3: Cross multiply
   16,830.96x = 23,058.49 × 16,200.37
4. Step 4: Simplify right side
   16,830.96x = 373,556,069.64
5. Step 5: Solve for x
   x = 373,556,069.64/16,830.96
6. Step 6: Final answer
   x = 22,194.58