Finding the Fourth Proportional to 50,392.83, 69,544.98 and 28,886.16

Step by Step Solution

1. Step 1: Write the proportion equation
   50,392.83 : 69,544.98 = 28,886.16 : x
2. Step 2: Convert to fraction form
   50,392.83/69,544.98 = 28,886.16/x
3. Step 3: Cross multiply
   50,392.83x = 69,544.98 × 28,886.16
4. Step 4: Simplify right side
   50,392.83x = 2,008,887,419.48
5. Step 5: Solve for x
   x = 2,008,887,419.48/50,392.83
6. Step 6: Final answer
   x = 39,864.55