Finding the Fourth Proportional to 49,536, 68,363.28 and 28,314.72

Step by Step Solution

1. Step 1: Write the proportion equation
   49,536 : 68,363.28 = 28,314.72 : x
2. Step 2: Convert to fraction form
   49,536/68,363.28 = 28,314.72/x
3. Step 3: Cross multiply
   49,536x = 68,363.28 × 28,314.72
4. Step 4: Simplify right side
   49,536x = 1,935,687,131.48
5. Step 5: Solve for x
   x = 1,935,687,131.48/49,536
6. Step 6: Final answer
   x = 39,076.37