Finding the Fourth Proportional to 30,906.23, 42,650.61 and 16,759.07

Step by Step Solution

1. Step 1: Write the proportion equation
   30,906.23 : 42,650.61 = 16,759.07 : x
2. Step 2: Convert to fraction form
   30,906.23/42,650.61 = 16,759.07/x
3. Step 3: Cross multiply
   30,906.23x = 42,650.61 × 16,759.07
4. Step 4: Simplify right side
   30,906.23x = 714,784,345.28
5. Step 5: Solve for x
   x = 714,784,345.28/30,906.23
6. Step 6: Final answer
   x = 23,127.52