Finding the Fourth Proportional to 22,654, 31,262.52 and 12,718

Step by Step Solution

1. Step 1: Write the proportion equation
   22,654 : 31,262.52 = 12,718 : x
2. Step 2: Convert to fraction form
   22,654/31,262.52 = 12,718/x
3. Step 3: Cross multiply
   22,654x = 31,262.52 × 12,718
4. Step 4: Simplify right side
   22,654x = 397,596,729.36
5. Step 5: Solve for x
   x = 397,596,729.36/22,654
6. Step 6: Final answer
   x = 17,550.84