Finding the Fourth Proportional to 22,493.11, 31,043.23 and 13,061.67

Step by Step Solution

1. Step 1: Write the proportion equation
   22,493.11 : 31,043.23 = 13,061.67 : x
2. Step 2: Convert to fraction form
   22,493.11/31,043.23 = 13,061.67/x
3. Step 3: Cross multiply
   22,493.11x = 31,043.23 × 13,061.67
4. Step 4: Simplify right side
   22,493.11x = 405,476,525.02
5. Step 5: Solve for x
   x = 405,476,525.02/22,493.11
6. Step 6: Final answer
   x = 18,026.70