Finding the Fourth Proportional to 30,544.09, 42,150.83 and 17,115.46

Step by Step Solution

1. Step 1: Write the proportion equation
   30,544.09 : 42,150.83 = 17,115.46 : x
2. Step 2: Convert to fraction form
   30,544.09/42,150.83 = 17,115.46/x
3. Step 3: Cross multiply
   30,544.09x = 42,150.83 × 17,115.46
4. Step 4: Simplify right side
   30,544.09x = 721,430,844.83
5. Step 5: Solve for x
   x = 721,430,844.83/30,544.09
6. Step 6: Final answer
   x = 23,619.33