Finding the Fourth Proportional to 22,462.16, 30,991.56 and 14,504.72

Step by Step Solution

1. Step 1: Write the proportion equation
   22,462.16 : 30,991.56 = 14,504.72 : x
2. Step 2: Convert to fraction form
   22,462.16/30,991.56 = 14,504.72/x
3. Step 3: Cross multiply
   22,462.16x = 30,991.56 × 14,504.72
4. Step 4: Simplify right side
   22,462.16x = 449,523,900.16
5. Step 5: Solve for x
   x = 449,523,900.16/22,462.16
6. Step 6: Final answer
   x = 20,012.50