Finding the Fourth Proportional to 30,471, 42,054.84 and 17,893.32

Step by Step Solution

1. Step 1: Write the proportion equation
   30,471 : 42,054.84 = 17,893.32 : x
2. Step 2: Convert to fraction form
   30,471/42,054.84 = 17,893.32/x
3. Step 3: Cross multiply
   30,471x = 42,054.84 × 17,893.32
4. Step 4: Simplify right side
   30,471x = 752,500,709.67
5. Step 5: Solve for x
   x = 752,500,709.67/30,471
6. Step 6: Final answer
   x = 24,695.64