Finding the Fourth Proportional to 52,942.72, 73,062.68 and 30,586.72

Step by Step Solution

1. Step 1: Write the proportion equation
   52,942.72 : 73,062.68 = 30,586.72 : x
2. Step 2: Convert to fraction form
   52,942.72/73,062.68 = 30,586.72/x
3. Step 3: Cross multiply
   52,942.72x = 73,062.68 × 30,586.72
4. Step 4: Simplify right side
   52,942.72x = 2,234,747,735.61
5. Step 5: Solve for x
   x = 2,234,747,735.61/52,942.72
6. Step 6: Final answer
   x = 42,210.67