Finding the Fourth Proportional to 22,842.86, 31,523.85 and 12,771.72

Step by Step Solution

1. Step 1: Write the proportion equation
   22,842.86 : 31,523.85 = 12,771.72 : x
2. Step 2: Convert to fraction form
   22,842.86/31,523.85 = 12,771.72/x
3. Step 3: Cross multiply
   22,842.86x = 31,523.85 × 12,771.72
4. Step 4: Simplify right side
   22,842.86x = 402,613,785.52
5. Step 5: Solve for x
   x = 402,613,785.52/22,842.86
6. Step 6: Final answer
   x = 17,625.37