Finding the Fourth Proportional to 49,006.26, 67,619.58 and 28,866.42

Step by Step Solution

1. Step 1: Write the proportion equation
   49,006.26 : 67,619.58 = 28,866.42 : x
2. Step 2: Convert to fraction form
   49,006.26/67,619.58 = 28,866.42/x
3. Step 3: Cross multiply
   49,006.26x = 67,619.58 × 28,866.42
4. Step 4: Simplify right side
   49,006.26x = 1,951,935,196.50
5. Step 5: Solve for x
   x = 1,951,935,196.50/49,006.26
6. Step 6: Final answer
   x = 39,830.32