Finding the Fourth Proportional to 47,614.72, 65,719.20 and 30,818.56

Step by Step Solution

1. Step 1: Write the proportion equation
   47,614.72 : 65,719.20 = 30,818.56 : x
2. Step 2: Convert to fraction form
   47,614.72/65,719.20 = 30,818.56/x
3. Step 3: Cross multiply
   47,614.72x = 65,719.20 × 30,818.56
4. Step 4: Simplify right side
   47,614.72x = 2,025,371,108.35
5. Step 5: Solve for x
   x = 2,025,371,108.35/47,614.72
6. Step 6: Final answer
   x = 42,536.66