Finding the Fourth Proportional to 23,151.34, 31,948.79 and 12,541.15

Step by Step Solution

1. Step 1: Write the proportion equation
   23,151.34 : 31,948.79 = 12,541.15 : x
2. Step 2: Convert to fraction form
   23,151.34/31,948.79 = 12,541.15/x
3. Step 3: Cross multiply
   23,151.34x = 31,948.79 × 12,541.15
4. Step 4: Simplify right side
   23,151.34x = 400,674,567.71
5. Step 5: Solve for x
   x = 400,674,567.71/23,151.34
6. Step 6: Final answer
   x = 17,306.75