Finding the Fourth Proportional to 33,705.34, 50,560.23 and 13,985.48

Step by Step Solution

1. Step 1: Write the proportion equation
   33,705.34 : 50,560.23 = 13,985.48 : x
2. Step 2: Convert to fraction form
   33,705.34/50,560.23 = 13,985.48/x
3. Step 3: Cross multiply
   33,705.34x = 50,560.23 × 13,985.48
4. Step 4: Simplify right side
   33,705.34x = 707,109,085.46
5. Step 5: Solve for x
   x = 707,109,085.46/33,705.34
6. Step 6: Final answer
   x = 20,979.14