Finding the Fourth Proportional to 89,814.32, 123,944.52 and 49,529.48

Step by Step Solution

1. Step 1: Write the proportion equation
   89,814.32 : 123,944.52 = 49,529.48 : x
2. Step 2: Convert to fraction form
   89,814.32/123,944.52 = 49,529.48/x
3. Step 3: Cross multiply
   89,814.32x = 123,944.52 × 49,529.48
4. Step 4: Simplify right side
   89,814.32x = 6,138,907,624.45
5. Step 5: Solve for x
   x = 6,138,907,624.45/89,814.32
6. Step 6: Final answer
   x = 68,351.10