Finding the Fourth Proportional to 49,809.04, 68,736.50 and 28,298.82

Step by Step Solution

1. Step 1: Write the proportion equation
   49,809.04 : 68,736.50 = 28,298.82 : x
2. Step 2: Convert to fraction form
   49,809.04/68,736.50 = 28,298.82/x
3. Step 3: Cross multiply
   49,809.04x = 68,736.50 × 28,298.82
4. Step 4: Simplify right side
   49,809.04x = 1,945,161,840.93
5. Step 5: Solve for x
   x = 1,945,161,840.93/49,809.04
6. Step 6: Final answer
   x = 39,052.39