Finding the Fourth Proportional to 42,857.10, 59,142.15 and 23,994.90

Step by Step Solution

1. Step 1: Write the proportion equation
   42,857.10 : 59,142.15 = 23,994.90 : x
2. Step 2: Convert to fraction form
   42,857.10/59,142.15 = 23,994.90/x
3. Step 3: Cross multiply
   42,857.10x = 59,142.15 × 23,994.90
4. Step 4: Simplify right side
   42,857.10x = 1,419,109,975.04
5. Step 5: Solve for x
   x = 1,419,109,975.04/42,857.10
6. Step 6: Final answer
   x = 33,112.60