Finding the Fourth Proportional to 19,841.94, 29,747.31 and 13,582.98

Step by Step Solution

1. Step 1: Write the proportion equation
   19,841.94 : 29,747.31 = 13,582.98 : x
2. Step 2: Convert to fraction form
   19,841.94/29,747.31 = 13,582.98/x
3. Step 3: Cross multiply
   19,841.94x = 29,747.31 × 13,582.98
4. Step 4: Simplify right side
   19,841.94x = 404,057,116.78
5. Step 5: Solve for x
   x = 404,057,116.78/19,841.94
6. Step 6: Final answer
   x = 20,363.79