Finding the Fourth Proportional to 117,306.30, 175,959.81 and 28,559.82

Step by Step Solution

1. Step 1: Write the proportion equation
   117,306.30 : 175,959.81 = 28,559.82 : x
2. Step 2: Convert to fraction form
   117,306.30/175,959.81 = 28,559.82/x
3. Step 3: Cross multiply
   117,306.30x = 175,959.81 × 28,559.82
4. Step 4: Simplify right side
   117,306.30x = 5,025,380,500.83
5. Step 5: Solve for x
   x = 5,025,380,500.83/117,306.30
6. Step 6: Final answer
   x = 42,839.82