Finding the Fourth Proportional to 23,093.72, 31,861.78 and 14,131.88

Step by Step Solution

1. Step 1: Write the proportion equation
   23,093.72 : 31,861.78 = 14,131.88 : x
2. Step 2: Convert to fraction form
   23,093.72/31,861.78 = 14,131.88/x
3. Step 3: Cross multiply
   23,093.72x = 31,861.78 × 14,131.88
4. Step 4: Simplify right side
   23,093.72x = 450,266,851.55
5. Step 5: Solve for x
   x = 450,266,851.55/23,093.72
6. Step 6: Final answer
   x = 19,497.37