Finding the Fourth Proportional to 164,856.32, 227,501.84 and 89,404.82

Step by Step Solution

1. Step 1: Write the proportion equation
   164,856.32 : 227,501.84 = 89,404.82 : x
2. Step 2: Convert to fraction form
   164,856.32/227,501.84 = 89,404.82/x
3. Step 3: Cross multiply
   164,856.32x = 227,501.84 × 89,404.82
4. Step 4: Simplify right side
   164,856.32x = 20,339,761,054.87
5. Step 5: Solve for x
   x = 20,339,761,054.87/164,856.32
6. Step 6: Final answer
   x = 123,378.72