Finding the Fourth Proportional to 49,029.55, 67,667.68 and 28,618.31

Step by Step Solution

1. Step 1: Write the proportion equation
   49,029.55 : 67,667.68 = 28,618.31 : x
2. Step 2: Convert to fraction form
   49,029.55/67,667.68 = 28,618.31/x
3. Step 3: Cross multiply
   49,029.55x = 67,667.68 × 28,618.31
4. Step 4: Simplify right side
   49,029.55x = 1,936,534,304.88
5. Step 5: Solve for x
   x = 1,936,534,304.88/49,029.55
6. Step 6: Final answer
   x = 39,497.29