Finding the Fourth Proportional to 55,383.55, 76,429.10 and 31,184.51

Step by Step Solution

1. Step 1: Write the proportion equation
   55,383.55 : 76,429.10 = 31,184.51 : x
2. Step 2: Convert to fraction form
   55,383.55/76,429.10 = 31,184.51/x
3. Step 3: Cross multiply
   55,383.55x = 76,429.10 × 31,184.51
4. Step 4: Simplify right side
   55,383.55x = 2,383,404,033.24
5. Step 5: Solve for x
   x = 2,383,404,033.24/55,383.55
6. Step 6: Final answer
   x = 43,034.51