Finding the Fourth Proportional to 30,464.50, 42,045.88 and 17,886.82

Step by Step Solution

1. Step 1: Write the proportion equation
   30,464.50 : 42,045.88 = 17,886.82 : x
2. Step 2: Convert to fraction form
   30,464.50/42,045.88 = 17,886.82/x
3. Step 3: Cross multiply
   30,464.50x = 42,045.88 × 17,886.82
4. Step 4: Simplify right side
   30,464.50x = 752,067,087.30
5. Step 5: Solve for x
   x = 752,067,087.30/30,464.50
6. Step 6: Final answer
   x = 24,686.67