Finding the Fourth Proportional to 50,783.50, 76,128.59 and 17,495.65

Step by Step Solution

1. Step 1: Write the proportion equation
   50,783.50 : 76,128.59 = 17,495.65 : x
2. Step 2: Convert to fraction form
   50,783.50/76,128.59 = 17,495.65/x
3. Step 3: Cross multiply
   50,783.50x = 76,128.59 × 17,495.65
4. Step 4: Simplify right side
   50,783.50x = 1,331,919,019.05
5. Step 5: Solve for x
   x = 1,331,919,019.05/50,783.50
6. Step 6: Final answer
   x = 26,227.40