Finding the Fourth Proportional to 22,796.88, 31,456.86 and 12,725.88

Step by Step Solution

1. Step 1: Write the proportion equation
   22,796.88 : 31,456.86 = 12,725.88 : x
2. Step 2: Convert to fraction form
   22,796.88/31,456.86 = 12,725.88/x
3. Step 3: Cross multiply
   22,796.88x = 31,456.86 × 12,725.88
4. Step 4: Simplify right side
   22,796.88x = 400,316,225.54
5. Step 5: Solve for x
   x = 400,316,225.54/22,796.88
6. Step 6: Final answer
   x = 17,560.13