Finding the Fourth Proportional to 33,515.76, 50,256.45 and 17,729.31

Step by Step Solution

1. Step 1: Write the proportion equation
   33,515.76 : 50,256.45 = 17,729.31 : x
2. Step 2: Convert to fraction form
   33,515.76/50,256.45 = 17,729.31/x
3. Step 3: Cross multiply
   33,515.76x = 50,256.45 × 17,729.31
4. Step 4: Simplify right side
   33,515.76x = 891,012,181.55
5. Step 5: Solve for x
   x = 891,012,181.55/33,515.76
6. Step 6: Final answer
   x = 26,584.87