Finding the Fourth Proportional to 23,126.66, 31,914.72 and 12,516.27

Step by Step Solution

1. Step 1: Write the proportion equation
   23,126.66 : 31,914.72 = 12,516.27 : x
2. Step 2: Convert to fraction form
   23,126.66/31,914.72 = 12,516.27/x
3. Step 3: Cross multiply
   23,126.66x = 31,914.72 × 12,516.27
4. Step 4: Simplify right side
   23,126.66x = 399,453,132.81
5. Step 5: Solve for x
   x = 399,453,132.81/23,126.66
6. Step 6: Final answer
   x = 17,272.41