Finding the Fourth Proportional to 22,797.30, 31,460.30 and 12,725.72

Step by Step Solution

1. Step 1: Write the proportion equation
   22,797.30 : 31,460.30 = 12,725.72 : x
2. Step 2: Convert to fraction form
   22,797.30/31,460.30 = 12,725.72/x
3. Step 3: Cross multiply
   22,797.30x = 31,460.30 × 12,725.72
4. Step 4: Simplify right side
   22,797.30x = 400,354,968.92
5. Step 5: Solve for x
   x = 400,354,968.92/22,797.30
6. Step 6: Final answer
   x = 17,561.51