Finding the Fourth Proportional to 22,796.76, 31,460.13 and 12,725.16

Step by Step Solution

1. Step 1: Write the proportion equation
   22,796.76 : 31,460.13 = 12,725.16 : x
2. Step 2: Convert to fraction form
   22,796.76/31,460.13 = 12,725.16/x
3. Step 3: Cross multiply
   22,796.76x = 31,460.13 × 12,725.16
4. Step 4: Simplify right side
   22,796.76x = 400,335,187.87
5. Step 5: Solve for x
   x = 400,335,187.87/22,796.76
6. Step 6: Final answer
   x = 17,561.06