Finding the Fourth Proportional to 52,959.72, 73,086.12 and 30,603.72

Step by Step Solution

1. Step 1: Write the proportion equation
   52,959.72 : 73,086.12 = 30,603.72 : x
2. Step 2: Convert to fraction form
   52,959.72/73,086.12 = 30,603.72/x
3. Step 3: Cross multiply
   52,959.72x = 73,086.12 × 30,603.72
4. Step 4: Simplify right side
   52,959.72x = 2,236,707,152.37
5. Step 5: Solve for x
   x = 2,236,707,152.37/52,959.72
6. Step 6: Final answer
   x = 42,234.12