Finding the Fourth Proportional to 42,013.74, 57,975 and 24,783.42

Step by Step Solution

1. Step 1: Write the proportion equation
   42,013.74 : 57,975 = 24,783.42 : x
2. Step 2: Convert to fraction form
   42,013.74/57,975 = 24,783.42/x
3. Step 3: Cross multiply
   42,013.74x = 57,975 × 24,783.42
4. Step 4: Simplify right side
   42,013.74x = 1,436,818,774.50
5. Step 5: Solve for x
   x = 1,436,818,774.50/42,013.74
6. Step 6: Final answer
   x = 34,198.78