Finding the Fourth Proportional to 85,433.86, 117,890.67 and 49,622.95

Step by Step Solution

1. Step 1: Write the proportion equation
   85,433.86 : 117,890.67 = 49,622.95 : x
2. Step 2: Convert to fraction form
   85,433.86/117,890.67 = 49,622.95/x
3. Step 3: Cross multiply
   85,433.86x = 117,890.67 × 49,622.95
4. Step 4: Simplify right side
   85,433.86x = 5,850,082,822.88
5. Step 5: Solve for x
   x = 5,850,082,822.88/85,433.86
6. Step 6: Final answer
   x = 68,474.99