Finding the Fourth Proportional to 49,017.28, 67,625.52 and 28,861.84

Step by Step Solution

1. Step 1: Write the proportion equation
   49,017.28 : 67,625.52 = 28,861.84 : x
2. Step 2: Convert to fraction form
   49,017.28/67,625.52 = 28,861.84/x
3. Step 3: Cross multiply
   49,017.28x = 67,625.52 × 28,861.84
4. Step 4: Simplify right side
   49,017.28x = 1,951,796,938.16
5. Step 5: Solve for x
   x = 1,951,796,938.16/49,017.28
6. Step 6: Final answer
   x = 39,818.55