Finding the Fourth Proportional to 23,127.02, 31,915.31 and 12,516.69

Step by Step Solution

1. Step 1: Write the proportion equation
   23,127.02 : 31,915.31 = 12,516.69 : x
2. Step 2: Convert to fraction form
   23,127.02/31,915.31 = 12,516.69/x
3. Step 3: Cross multiply
   23,127.02x = 31,915.31 × 12,516.69
4. Step 4: Simplify right side
   23,127.02x = 399,473,978.94
5. Step 5: Solve for x
   x = 399,473,978.94/23,127.02
6. Step 6: Final answer
   x = 17,273.05