Finding the Fourth Proportional to 22,804.71, 31,470.20 and 12,733.32

Step by Step Solution

1. Step 1: Write the proportion equation
   22,804.71 : 31,470.20 = 12,733.32 : x
2. Step 2: Convert to fraction form
   22,804.71/31,470.20 = 12,733.32/x
3. Step 3: Cross multiply
   22,804.71x = 31,470.20 × 12,733.32
4. Step 4: Simplify right side
   22,804.71x = 400,720,300.79
5. Step 5: Solve for x
   x = 400,720,300.79/22,804.71
6. Step 6: Final answer
   x = 17,571.82