Finding the Fourth Proportional to 30,370.89, 41,911.83 and 16,942.10

Step by Step Solution

1. Step 1: Write the proportion equation
   30,370.89 : 41,911.83 = 16,942.10 : x
2. Step 2: Convert to fraction form
   30,370.89/41,911.83 = 16,942.10/x
3. Step 3: Cross multiply
   30,370.89x = 41,911.83 × 16,942.10
4. Step 4: Simplify right side
   30,370.89x = 710,074,205.48
5. Step 5: Solve for x
   x = 710,074,205.48/30,370.89
6. Step 6: Final answer
   x = 23,380.10