Finding the Fourth Proportional to 30,463.96, 42,022.74 and 17,886.28

Step by Step Solution

1. Step 1: Write the proportion equation
   30,463.96 : 42,022.74 = 17,886.28 : x
2. Step 2: Convert to fraction form
   30,463.96/42,022.74 = 17,886.28/x
3. Step 3: Cross multiply
   30,463.96x = 42,022.74 × 17,886.28
4. Step 4: Simplify right side
   30,463.96x = 751,630,494.01
5. Step 5: Solve for x
   x = 751,630,494.01/30,463.96
6. Step 6: Final answer
   x = 24,672.78