Finding the Fourth Proportional to 89,555.37, 123,586.42 and 49,268.27

Step by Step Solution

1. Step 1: Write the proportion equation
   89,555.37 : 123,586.42 = 49,268.27 : x
2. Step 2: Convert to fraction form
   89,555.37/123,586.42 = 49,268.27/x
3. Step 3: Cross multiply
   89,555.37x = 123,586.42 × 49,268.27
4. Step 4: Simplify right side
   89,555.37x = 6,088,888,970.59
5. Step 5: Solve for x
   x = 6,088,888,970.59/89,555.37
6. Step 6: Final answer
   x = 67,990.21