Finding the Fourth Proportional to 39,594.72, 54,582.96 and 30,146.88

Step by Step Solution

1. Step 1: Write the proportion equation
   39,594.72 : 54,582.96 = 30,146.88 : x
2. Step 2: Convert to fraction form
   39,594.72/54,582.96 = 30,146.88/x
3. Step 3: Cross multiply
   39,594.72x = 54,582.96 × 30,146.88
4. Step 4: Simplify right side
   39,594.72x = 1,645,505,945.16
5. Step 5: Solve for x
   x = 1,645,505,945.16/39,594.72
6. Step 6: Final answer
   x = 41,558.72