Finding the Fourth Proportional to 57,827.47, 79,757.87 and 49,774.82

Step by Step Solution

1. Step 1: Write the proportion equation
   57,827.47 : 79,757.87 = 49,774.82 : x
2. Step 2: Convert to fraction form
   57,827.47/79,757.87 = 49,774.82/x
3. Step 3: Cross multiply
   57,827.47x = 79,757.87 × 49,774.82
4. Step 4: Simplify right side
   57,827.47x = 3,969,933,622.83
5. Step 5: Solve for x
   x = 3,969,933,622.83/57,827.47
6. Step 6: Final answer
   x = 68,651.35