Finding the Fourth Proportional to 55,293.82, 82,965.23 and 28,992.31

Step by Step Solution

1. Step 1: Write the proportion equation
   55,293.82 : 82,965.23 = 28,992.31 : x
2. Step 2: Convert to fraction form
   55,293.82/82,965.23 = 28,992.31/x
3. Step 3: Cross multiply
   55,293.82x = 82,965.23 × 28,992.31
4. Step 4: Simplify right side
   55,293.82x = 2,405,353,667.38
5. Step 5: Solve for x
   x = 2,405,353,667.38/55,293.82
6. Step 6: Final answer
   x = 43,501.31