Finding the Fourth Proportional to 53,118.04, 73,286.34 and 30,144.05

Step by Step Solution

1. Step 1: Write the proportion equation
   53,118.04 : 73,286.34 = 30,144.05 : x
2. Step 2: Convert to fraction form
   53,118.04/73,286.34 = 30,144.05/x
3. Step 3: Cross multiply
   53,118.04x = 73,286.34 × 30,144.05
4. Step 4: Simplify right side
   53,118.04x = 2,209,147,097.28
5. Step 5: Solve for x
   x = 2,209,147,097.28/53,118.04
6. Step 6: Final answer
   x = 41,589.39