Finding the Fourth Proportional to 33,354.96, 50,071.86 and 13,648.20

Step by Step Solution

1. Step 1: Write the proportion equation
   33,354.96 : 50,071.86 = 13,648.20 : x
2. Step 2: Convert to fraction form
   33,354.96/50,071.86 = 13,648.20/x
3. Step 3: Cross multiply
   33,354.96x = 50,071.86 × 13,648.20
4. Step 4: Simplify right side
   33,354.96x = 683,390,759.65
5. Step 5: Solve for x
   x = 683,390,759.65/33,354.96
6. Step 6: Final answer
   x = 20,488.43