Finding the Fourth Proportional to 79,849.86, 119,709.09 and 31,823.34

Step by Step Solution

1. Step 1: Write the proportion equation
   79,849.86 : 119,709.09 = 31,823.34 : x
2. Step 2: Convert to fraction form
   79,849.86/119,709.09 = 31,823.34/x
3. Step 3: Cross multiply
   79,849.86x = 119,709.09 × 31,823.34
4. Step 4: Simplify right side
   79,849.86x = 3,809,543,072.16
5. Step 5: Solve for x
   x = 3,809,543,072.16/79,849.86
6. Step 6: Final answer
   x = 47,708.83