Finding the Fourth Proportional to 23,152.63, 31,950.59 and 12,542.30

Step by Step Solution

1. Step 1: Write the proportion equation
   23,152.63 : 31,950.59 = 12,542.30 : x
2. Step 2: Convert to fraction form
   23,152.63/31,950.59 = 12,542.30/x
3. Step 3: Cross multiply
   23,152.63x = 31,950.59 × 12,542.30
4. Step 4: Simplify right side
   23,152.63x = 400,733,996.19
5. Step 5: Solve for x
   x = 400,733,996.19/23,152.63
6. Step 6: Final answer
   x = 17,308.36