Finding the Fourth Proportional to 55,431.82, 83,126.15 and 17,982.84

Step by Step Solution

1. Step 1: Write the proportion equation
   55,431.82 : 83,126.15 = 17,982.84 : x
2. Step 2: Convert to fraction form
   55,431.82/83,126.15 = 17,982.84/x
3. Step 3: Cross multiply
   55,431.82x = 83,126.15 × 17,982.84
4. Step 4: Simplify right side
   55,431.82x = 1,494,844,255.27
5. Step 5: Solve for x
   x = 1,494,844,255.27/55,431.82
6. Step 6: Final answer
   x = 26,967.26