Finding the Fourth Proportional to 89,329.94, 123,333 and 55,374.54

Step by Step Solution

1. Step 1: Write the proportion equation
   89,329.94 : 123,333 = 55,374.54 : x
2. Step 2: Convert to fraction form
   89,329.94/123,333 = 55,374.54/x
3. Step 3: Cross multiply
   89,329.94x = 123,333 × 55,374.54
4. Step 4: Simplify right side
   89,329.94x = 6,829,508,141.82
5. Step 5: Solve for x
   x = 6,829,508,141.82/89,329.94
6. Step 6: Final answer
   x = 76,452.62