Finding the Fourth Proportional to 30,812.94, 42,517.02 and 17,383.94

Step by Step Solution

1. Step 1: Write the proportion equation
   30,812.94 : 42,517.02 = 17,383.94 : x
2. Step 2: Convert to fraction form
   30,812.94/42,517.02 = 17,383.94/x
3. Step 3: Cross multiply
   30,812.94x = 42,517.02 × 17,383.94
4. Step 4: Simplify right side
   30,812.94x = 739,113,112.07
5. Step 5: Solve for x
   x = 739,113,112.07/30,812.94
6. Step 6: Final answer
   x = 23,987.10