Finding the Fourth Proportional to 14,581.98, 20,123.06 and 8,294.40

Step by Step Solution

1. Step 1: Write the proportion equation
   14,581.98 : 20,123.06 = 8,294.40 : x
2. Step 2: Convert to fraction form
   14,581.98/20,123.06 = 8,294.40/x
3. Step 3: Cross multiply
   14,581.98x = 20,123.06 × 8,294.40
4. Step 4: Simplify right side
   14,581.98x = 166,908,667.39
5. Step 5: Solve for x
   x = 166,908,667.39/14,581.98
6. Step 6: Final answer
   x = 11,446.23