Finding the Fourth Proportional to 30,910.50, 42,656.52 and 16,763.35

Step by Step Solution

1. Step 1: Write the proportion equation
   30,910.50 : 42,656.52 = 16,763.35 : x
2. Step 2: Convert to fraction form
   30,910.50/42,656.52 = 16,763.35/x
3. Step 3: Cross multiply
   30,910.50x = 42,656.52 × 16,763.35
4. Step 4: Simplify right side
   30,910.50x = 715,066,174.54
5. Step 5: Solve for x
   x = 715,066,174.54/30,910.50
6. Step 6: Final answer
   x = 23,133.44