Finding the Fourth Proportional to 31,667.50, 47,469.79 and 17,633.94

Step by Step Solution

1. Step 1: Write the proportion equation
   31,667.50 : 47,469.79 = 17,633.94 : x
2. Step 2: Convert to fraction form
   31,667.50/47,469.79 = 17,633.94/x
3. Step 3: Cross multiply
   31,667.50x = 47,469.79 × 17,633.94
4. Step 4: Simplify right side
   31,667.50x = 837,079,428.67
5. Step 5: Solve for x
   x = 837,079,428.67/31,667.50
6. Step 6: Final answer
   x = 26,433.39