Finding the Fourth Proportional to 89,822.70, 123,949.59 and 49,536.75

Step by Step Solution

1. Step 1: Write the proportion equation
   89,822.70 : 123,949.59 = 49,536.75 : x
2. Step 2: Convert to fraction form
   89,822.70/123,949.59 = 49,536.75/x
3. Step 3: Cross multiply
   89,822.70x = 123,949.59 × 49,536.75
4. Step 4: Simplify right side
   89,822.70x = 6,140,059,852.43
5. Step 5: Solve for x
   x = 6,140,059,852.43/89,822.70
6. Step 6: Final answer
   x = 68,357.55