Finding the Fourth Proportional to 50,043.77, 69,085.39 and 28,818.93

Step by Step Solution

1. Step 1: Write the proportion equation
   50,043.77 : 69,085.39 = 28,818.93 : x
2. Step 2: Convert to fraction form
   50,043.77/69,085.39 = 28,818.93/x
3. Step 3: Cross multiply
   50,043.77x = 69,085.39 × 28,818.93
4. Step 4: Simplify right side
   50,043.77x = 1,990,967,018.43
5. Step 5: Solve for x
   x = 1,990,967,018.43/50,043.77
6. Step 6: Final answer
   x = 39,784.51