Finding the Fourth Proportional to 30,898.38, 42,645.96 and 17,469.84

Step by Step Solution

1. Step 1: Write the proportion equation
   30,898.38 : 42,645.96 = 17,469.84 : x
2. Step 2: Convert to fraction form
   30,898.38/42,645.96 = 17,469.84/x
3. Step 3: Cross multiply
   30,898.38x = 42,645.96 × 17,469.84
4. Step 4: Simplify right side
   30,898.38x = 745,018,097.85
5. Step 5: Solve for x
   x = 745,018,097.85/30,898.38
6. Step 6: Final answer
   x = 24,111.88