Finding the Fourth Proportional to 55,417.42, 83,118.33 and 17,977.82

Step by Step Solution

1. Step 1: Write the proportion equation
   55,417.42 : 83,118.33 = 17,977.82 : x
2. Step 2: Convert to fraction form
   55,417.42/83,118.33 = 17,977.82/x
3. Step 3: Cross multiply
   55,417.42x = 83,118.33 × 17,977.82
4. Step 4: Simplify right side
   55,417.42x = 1,494,286,375.44
5. Step 5: Solve for x
   x = 1,494,286,375.44/55,417.42
6. Step 6: Final answer
   x = 26,964.20