Finding the Fourth Proportional to 42,636.98, 63,928.15 and 17,694.25

Step by Step Solution

1. Step 1: Write the proportion equation
   42,636.98 : 63,928.15 = 17,694.25 : x
2. Step 2: Convert to fraction form
   42,636.98/63,928.15 = 17,694.25/x
3. Step 3: Cross multiply
   42,636.98x = 63,928.15 × 17,694.25
4. Step 4: Simplify right side
   42,636.98x = 1,131,160,464.08
5. Step 5: Solve for x
   x = 1,131,160,464.08/42,636.98
6. Step 6: Final answer
   x = 26,530.03