Finding the Fourth Proportional to 72,954.72, 100,760.56 and 49,039.92

Step by Step Solution

1. Step 1: Write the proportion equation
   72,954.72 : 100,760.56 = 49,039.92 : x
2. Step 2: Convert to fraction form
   72,954.72/100,760.56 = 49,039.92/x
3. Step 3: Cross multiply
   72,954.72x = 100,760.56 × 49,039.92
4. Step 4: Simplify right side
   72,954.72x = 4,941,289,801.56
5. Step 5: Solve for x
   x = 4,941,289,801.56/72,954.72
6. Step 6: Final answer
   x = 67,730.91