Finding the Fourth Proportional to 23,107.89, 31,888.89 and 12,497.52

Step by Step Solution

1. Step 1: Write the proportion equation
   23,107.89 : 31,888.89 = 12,497.52 : x
2. Step 2: Convert to fraction form
   23,107.89/31,888.89 = 12,497.52/x
3. Step 3: Cross multiply
   23,107.89x = 31,888.89 × 12,497.52
4. Step 4: Simplify right side
   23,107.89x = 398,532,040.55
5. Step 5: Solve for x
   x = 398,532,040.55/23,107.89
6. Step 6: Final answer
   x = 17,246.58