Finding the Fourth Proportional to 42,067.46, 58,022.60 and 28,614.84

Step by Step Solution

1. Step 1: Write the proportion equation
   42,067.46 : 58,022.60 = 28,614.84 : x
2. Step 2: Convert to fraction form
   42,067.46/58,022.60 = 28,614.84/x
3. Step 3: Cross multiply
   42,067.46x = 58,022.60 × 28,614.84
4. Step 4: Simplify right side
   42,067.46x = 1,660,307,415.38
5. Step 5: Solve for x
   x = 1,660,307,415.38/42,067.46
6. Step 6: Final answer
   x = 39,467.74