Finding the Fourth Proportional to 36,100.37, 49,803.41 and 28,128.76

Step by Step Solution

1. Step 1: Write the proportion equation
   36,100.37 : 49,803.41 = 28,128.76 : x
2. Step 2: Convert to fraction form
   36,100.37/49,803.41 = 28,128.76/x
3. Step 3: Cross multiply
   36,100.37x = 49,803.41 × 28,128.76
4. Step 4: Simplify right side
   36,100.37x = 1,400,908,112.88
5. Step 5: Solve for x
   x = 1,400,908,112.88/36,100.37
6. Step 6: Final answer
   x = 38,805.92