Finding the Fourth Proportional to 41,892.28, 62,847.72 and 13,821.04

Step by Step Solution

1. Step 1: Write the proportion equation
   41,892.28 : 62,847.72 = 13,821.04 : x
2. Step 2: Convert to fraction form
   41,892.28/62,847.72 = 13,821.04/x
3. Step 3: Cross multiply
   41,892.28x = 62,847.72 × 13,821.04
4. Step 4: Simplify right side
   41,892.28x = 868,620,852.03
5. Step 5: Solve for x
   x = 868,620,852.03/41,892.28
6. Step 6: Final answer
   x = 20,734.63