Finding the Fourth Proportional to 50,960.48, 76,382.40 and 19,769

Step by Step Solution

1. Step 1: Write the proportion equation
   50,960.48 : 76,382.40 = 19,769 : x
2. Step 2: Convert to fraction form
   50,960.48/76,382.40 = 19,769/x
3. Step 3: Cross multiply
   50,960.48x = 76,382.40 × 19,769
4. Step 4: Simplify right side
   50,960.48x = 1,510,003,665.60
5. Step 5: Solve for x
   x = 1,510,003,665.60/50,960.48
6. Step 6: Final answer
   x = 29,630.88