Finding the Fourth Proportional to 42,014.11, 57,899.72 and 30,056.69

Step by Step Solution

1. Step 1: Write the proportion equation
   42,014.11 : 57,899.72 = 30,056.69 : x
2. Step 2: Convert to fraction form
   42,014.11/57,899.72 = 30,056.69/x
3. Step 3: Cross multiply
   42,014.11x = 57,899.72 × 30,056.69
4. Step 4: Simplify right side
   42,014.11x = 1,740,273,570.49
5. Step 5: Solve for x
   x = 1,740,273,570.49/42,014.11
6. Step 6: Final answer
   x = 41,421.17