Finding the Fourth Proportional to 42,046.50, 63,078.41 and 17,086.50

Step by Step Solution

1. Step 1: Write the proportion equation
   42,046.50 : 63,078.41 = 17,086.50 : x
2. Step 2: Convert to fraction form
   42,046.50/63,078.41 = 17,086.50/x
3. Step 3: Cross multiply
   42,046.50x = 63,078.41 × 17,086.50
4. Step 4: Simplify right side
   42,046.50x = 1,077,788,851.64
5. Step 5: Solve for x
   x = 1,077,788,851.64/42,046.50
6. Step 6: Final answer
   x = 25,633.26