Finding the Fourth Proportional to 30,269.16, 41,790.96 and 19,518.84

Step by Step Solution

1. Step 1: Write the proportion equation
   30,269.16 : 41,790.96 = 19,518.84 : x
2. Step 2: Convert to fraction form
   30,269.16/41,790.96 = 19,518.84/x
3. Step 3: Cross multiply
   30,269.16x = 41,790.96 × 19,518.84
4. Step 4: Simplify right side
   30,269.16x = 815,711,061.69
5. Step 5: Solve for x
   x = 815,711,061.69/30,269.16
6. Step 6: Final answer
   x = 26,948.59