Finding the Fourth Proportional to 50,275.07, 69,362.59 and 28,749.47

Step by Step Solution

1. Step 1: Write the proportion equation
   50,275.07 : 69,362.59 = 28,749.47 : x
2. Step 2: Convert to fraction form
   50,275.07/69,362.59 = 28,749.47/x
3. Step 3: Cross multiply
   50,275.07x = 69,362.59 × 28,749.47
4. Step 4: Simplify right side
   50,275.07x = 1,994,137,700.33
5. Step 5: Solve for x
   x = 1,994,137,700.33/50,275.07
6. Step 6: Final answer
   x = 39,664.54