Finding the Fourth Proportional to 30,603.96, 42,235.56 and 17,176.32

Step by Step Solution

1. Step 1: Write the proportion equation
   30,603.96 : 42,235.56 = 17,176.32 : x
2. Step 2: Convert to fraction form
   30,603.96/42,235.56 = 17,176.32/x
3. Step 3: Cross multiply
   30,603.96x = 42,235.56 × 17,176.32
4. Step 4: Simplify right side
   30,603.96x = 725,451,493.94
5. Step 5: Solve for x
   x = 725,451,493.94/30,603.96
6. Step 6: Final answer
   x = 23,704.50