Finding the Fourth Proportional to 110,868.63, 166,284.72 and 31,961.67

Step by Step Solution

1. Step 1: Write the proportion equation
   110,868.63 : 166,284.72 = 31,961.67 : x
2. Step 2: Convert to fraction form
   110,868.63/166,284.72 = 31,961.67/x
3. Step 3: Cross multiply
   110,868.63x = 166,284.72 × 31,961.67
4. Step 4: Simplify right side
   110,868.63x = 5,314,737,346.68
5. Step 5: Solve for x
   x = 5,314,737,346.68/110,868.63
6. Step 6: Final answer
   x = 47,937.25