Finding the Fourth Proportional to 110,710.63, 166,093.76 and 31,825

Step by Step Solution

1. Step 1: Write the proportion equation
   110,710.63 : 166,093.76 = 31,825 : x
2. Step 2: Convert to fraction form
   110,710.63/166,093.76 = 31,825/x
3. Step 3: Cross multiply
   110,710.63x = 166,093.76 × 31,825
4. Step 4: Simplify right side
   110,710.63x = 5,285,933,912
5. Step 5: Solve for x
   x = 5,285,933,912/110,710.63
6. Step 6: Final answer
   x = 47,745.50