Finding the Fourth Proportional to 22,165.54, 30,581.78 and 14,609.15

Step by Step Solution

1. Step 1: Write the proportion equation
   22,165.54 : 30,581.78 = 14,609.15 : x
2. Step 2: Convert to fraction form
   22,165.54/30,581.78 = 14,609.15/x
3. Step 3: Cross multiply
   22,165.54x = 30,581.78 × 14,609.15
4. Step 4: Simplify right side
   22,165.54x = 446,773,869.48
5. Step 5: Solve for x
   x = 446,773,869.48/22,165.54
6. Step 6: Final answer
   x = 20,156.24