Finding the Fourth Proportional to 49,956, 68,939.52 and 28,736.52

Step by Step Solution

1. Step 1: Write the proportion equation
   49,956 : 68,939.52 = 28,736.52 : x
2. Step 2: Convert to fraction form
   49,956/68,939.52 = 28,736.52/x
3. Step 3: Cross multiply
   49,956x = 68,939.52 × 28,736.52
4. Step 4: Simplify right side
   49,956x = 1,981,081,895.27
5. Step 5: Solve for x
   x = 1,981,081,895.27/49,956
6. Step 6: Final answer
   x = 39,656.54