Finding the Fourth Proportional to 30,123.98, 41,570.16 and 16,695.80

Step by Step Solution

1. Step 1: Write the proportion equation
   30,123.98 : 41,570.16 = 16,695.80 : x
2. Step 2: Convert to fraction form
   30,123.98/41,570.16 = 16,695.80/x
3. Step 3: Cross multiply
   30,123.98x = 41,570.16 × 16,695.80
4. Step 4: Simplify right side
   30,123.98x = 694,047,077.33
5. Step 5: Solve for x
   x = 694,047,077.33/30,123.98
6. Step 6: Final answer
   x = 23,039.69