Finding the Fourth Proportional to 22,477.50, 31,018.95 and 13,046.67

Step by Step Solution

1. Step 1: Write the proportion equation
   22,477.50 : 31,018.95 = 13,046.67 : x
2. Step 2: Convert to fraction form
   22,477.50/31,018.95 = 13,046.67/x
3. Step 3: Cross multiply
   22,477.50x = 31,018.95 × 13,046.67
4. Step 4: Simplify right side
   22,477.50x = 404,694,004.40
5. Step 5: Solve for x
   x = 404,694,004.40/22,477.50
6. Step 6: Final answer
   x = 18,004.40