Finding the Fourth Proportional to 42,005.12, 57,954.71 and 25,000.82

Step by Step Solution

1. Step 1: Write the proportion equation
   42,005.12 : 57,954.71 = 25,000.82 : x
2. Step 2: Convert to fraction form
   42,005.12/57,954.71 = 25,000.82/x
3. Step 3: Cross multiply
   42,005.12x = 57,954.71 × 25,000.82
4. Step 4: Simplify right side
   42,005.12x = 1,448,915,045.59
5. Step 5: Solve for x
   x = 1,448,915,045.59/42,005.12
6. Step 6: Final answer
   x = 34,493.77