Finding the Fourth Proportional to 22,958.48, 31,646.76 and 14,996.72

Step by Step Solution

1. Step 1: Write the proportion equation
   22,958.48 : 31,646.76 = 14,996.72 : x
2. Step 2: Convert to fraction form
   22,958.48/31,646.76 = 14,996.72/x
3. Step 3: Cross multiply
   22,958.48x = 31,646.76 × 14,996.72
4. Step 4: Simplify right side
   22,958.48x = 474,597,598.63
5. Step 5: Solve for x
   x = 474,597,598.63/22,958.48
6. Step 6: Final answer
   x = 20,672.00