Finding the Fourth Proportional to 52,939.50, 79,392.38 and 17,392.56

Step by Step Solution

1. Step 1: Write the proportion equation
   52,939.50 : 79,392.38 = 17,392.56 : x
2. Step 2: Convert to fraction form
   52,939.50/79,392.38 = 17,392.56/x
3. Step 3: Cross multiply
   52,939.50x = 79,392.38 × 17,392.56
4. Step 4: Simplify right side
   52,939.50x = 1,380,836,645.73
5. Step 5: Solve for x
   x = 1,380,836,645.73/52,939.50
6. Step 6: Final answer
   x = 26,083.30