Finding the Fourth Proportional to 50,590.71, 69,815.16 and 28,234.71

Step by Step Solution

1. Step 1: Write the proportion equation
   50,590.71 : 69,815.16 = 28,234.71 : x
2. Step 2: Convert to fraction form
   50,590.71/69,815.16 = 28,234.71/x
3. Step 3: Cross multiply
   50,590.71x = 69,815.16 × 28,234.71
4. Step 4: Simplify right side
   50,590.71x = 1,971,210,796.20
5. Step 5: Solve for x
   x = 1,971,210,796.20/50,590.71
6. Step 6: Final answer
   x = 38,963.89