Finding the Fourth Proportional to 49,559.16, 68,374.89 and 28,323.30

Step by Step Solution

1. Step 1: Write the proportion equation
   49,559.16 : 68,374.89 = 28,323.30 : x
2. Step 2: Convert to fraction form
   49,559.16/68,374.89 = 28,323.30/x
3. Step 3: Cross multiply
   49,559.16x = 68,374.89 × 28,323.30
4. Step 4: Simplify right side
   49,559.16x = 1,936,602,521.94
5. Step 5: Solve for x
   x = 1,936,602,521.94/49,559.16
6. Step 6: Final answer
   x = 39,076.58