Finding the Fourth Proportional to 22,861.34, 34,301.83 and 12,319.09

Step by Step Solution

1. Step 1: Write the proportion equation
   22,861.34 : 34,301.83 = 12,319.09 : x
2. Step 2: Convert to fraction form
   22,861.34/34,301.83 = 12,319.09/x
3. Step 3: Cross multiply
   22,861.34x = 34,301.83 × 12,319.09
4. Step 4: Simplify right side
   22,861.34x = 422,567,237.48
5. Step 5: Solve for x
   x = 422,567,237.48/22,861.34
6. Step 6: Final answer
   x = 18,483.92