Finding the Fourth Proportional to 38,695, 53,399.12 and 22,789.32

Step by Step Solution

1. Step 1: Write the proportion equation
   38,695 : 53,399.12 = 22,789.32 : x
2. Step 2: Convert to fraction form
   38,695/53,399.12 = 22,789.32/x
3. Step 3: Cross multiply
   38,695x = 53,399.12 × 22,789.32
4. Step 4: Simplify right side
   38,695x = 1,216,929,633.40
5. Step 5: Solve for x
   x = 1,216,929,633.40/38,695
6. Step 6: Final answer
   x = 31,449.27