Finding the Fourth Proportional to 50,131.27, 69,181.14 and 28,910.53

Step by Step Solution

1. Step 1: Write the proportion equation
   50,131.27 : 69,181.14 = 28,910.53 : x
2. Step 2: Convert to fraction form
   50,131.27/69,181.14 = 28,910.53/x
3. Step 3: Cross multiply
   50,131.27x = 69,181.14 × 28,910.53
4. Step 4: Simplify right side
   50,131.27x = 2,000,063,618.30
5. Step 5: Solve for x
   x = 2,000,063,618.30/50,131.27
6. Step 6: Final answer
   x = 39,896.53