Finding the Fourth Proportional to 38,722.43, 53,430.61 and 22,804.72

Step by Step Solution

1. Step 1: Write the proportion equation
   38,722.43 : 53,430.61 = 22,804.72 : x
2. Step 2: Convert to fraction form
   38,722.43/53,430.61 = 22,804.72/x
3. Step 3: Cross multiply
   38,722.43x = 53,430.61 × 22,804.72
4. Step 4: Simplify right side
   38,722.43x = 1,218,469,909.89
5. Step 5: Solve for x
   x = 1,218,469,909.89/38,722.43
6. Step 6: Final answer
   x = 31,466.77