Finding the Fourth Proportional to 36,946.47, 55,441.58 and 13,589.31

Step by Step Solution

1. Step 1: Write the proportion equation
   36,946.47 : 55,441.58 = 13,589.31 : x
2. Step 2: Convert to fraction form
   36,946.47/55,441.58 = 13,589.31/x
3. Step 3: Cross multiply
   36,946.47x = 55,441.58 × 13,589.31
4. Step 4: Simplify right side
   36,946.47x = 753,412,749.56
5. Step 5: Solve for x
   x = 753,412,749.56/36,946.47
6. Step 6: Final answer
   x = 20,392.01