Finding the Fourth Proportional to 55,839.42, 83,754.18 and 18,399.18

Step by Step Solution

1. Step 1: Write the proportion equation
   55,839.42 : 83,754.18 = 18,399.18 : x
2. Step 2: Convert to fraction form
   55,839.42/83,754.18 = 18,399.18/x
3. Step 3: Cross multiply
   55,839.42x = 83,754.18 × 18,399.18
4. Step 4: Simplify right side
   55,839.42x = 1,541,008,233.57
5. Step 5: Solve for x
   x = 1,541,008,233.57/55,839.42
6. Step 6: Final answer
   x = 27,597.14