Finding the Fourth Proportional to 42,785.82, 59,034.42 and 25,785.54

Step by Step Solution

1. Step 1: Write the proportion equation
   42,785.82 : 59,034.42 = 25,785.54 : x
2. Step 2: Convert to fraction form
   42,785.82/59,034.42 = 25,785.54/x
3. Step 3: Cross multiply
   42,785.82x = 59,034.42 × 25,785.54
4. Step 4: Simplify right side
   42,785.82x = 1,522,234,398.29
5. Step 5: Solve for x
   x = 1,522,234,398.29/42,785.82
6. Step 6: Final answer
   x = 35,578.01