Finding the Fourth Proportional to 49,532.88, 68,338.72 and 28,297.12

Step by Step Solution

1. Step 1: Write the proportion equation
   49,532.88 : 68,338.72 = 28,297.12 : x
2. Step 2: Convert to fraction form
   49,532.88/68,338.72 = 28,297.12/x
3. Step 3: Cross multiply
   49,532.88x = 68,338.72 × 28,297.12
4. Step 4: Simplify right side
   49,532.88x = 1,933,788,960.49
5. Step 5: Solve for x
   x = 1,933,788,960.49/49,532.88
6. Step 6: Final answer
   x = 39,040.51