Finding the Fourth Proportional to 22,843.52, 31,526.96 and 12,772.56

Step by Step Solution

1. Step 1: Write the proportion equation
   22,843.52 : 31,526.96 = 12,772.56 : x
2. Step 2: Convert to fraction form
   22,843.52/31,526.96 = 12,772.56/x
3. Step 3: Cross multiply
   22,843.52x = 31,526.96 × 12,772.56
4. Step 4: Simplify right side
   22,843.52x = 402,679,988.22
5. Step 5: Solve for x
   x = 402,679,988.22/22,843.52
6. Step 6: Final answer
   x = 17,627.76