Finding the Fourth Proportional to 36,510.78, 50,384.87 and 19,743.78

Step by Step Solution

1. Step 1: Write the proportion equation
   36,510.78 : 50,384.87 = 19,743.78 : x
2. Step 2: Convert to fraction form
   36,510.78/50,384.87 = 19,743.78/x
3. Step 3: Cross multiply
   36,510.78x = 50,384.87 × 19,743.78
4. Step 4: Simplify right side
   36,510.78x = 994,787,689.89
5. Step 5: Solve for x
   x = 994,787,689.89/36,510.78
6. Step 6: Final answer
   x = 27,246.41