Finding the Fourth Proportional to 22,733.02, 31,372.55 and 12,661.47

Step by Step Solution

1. Step 1: Write the proportion equation
   22,733.02 : 31,372.55 = 12,661.47 : x
2. Step 2: Convert to fraction form
   22,733.02/31,372.55 = 12,661.47/x
3. Step 3: Cross multiply
   22,733.02x = 31,372.55 × 12,661.47
4. Step 4: Simplify right side
   22,733.02x = 397,222,522.22
5. Step 5: Solve for x
   x = 397,222,522.22/22,733.02
6. Step 6: Final answer
   x = 17,473.37