Finding the Fourth Proportional to 22,509.25, 31,062.77 and 12,573.25

Step by Step Solution

1. Step 1: Write the proportion equation
   22,509.25 : 31,062.77 = 12,573.25 : x
2. Step 2: Convert to fraction form
   22,509.25/31,062.77 = 12,573.25/x
3. Step 3: Cross multiply
   22,509.25x = 31,062.77 × 12,573.25
4. Step 4: Simplify right side
   22,509.25x = 390,559,910.04
5. Step 5: Solve for x
   x = 390,559,910.04/22,509.25
6. Step 6: Final answer
   x = 17,351.09