Finding the Fourth Proportional to 89,026.24, 122,857.76 and 55,033.88

Step by Step Solution

1. Step 1: Write the proportion equation
   89,026.24 : 122,857.76 = 55,033.88 : x
2. Step 2: Convert to fraction form
   89,026.24/122,857.76 = 55,033.88/x
3. Step 3: Cross multiply
   89,026.24x = 122,857.76 × 55,033.88
4. Step 4: Simplify right side
   89,026.24x = 6,761,339,435.28
5. Step 5: Solve for x
   x = 6,761,339,435.28/89,026.24
6. Step 6: Final answer
   x = 75,947.71