Finding the Fourth Proportional to 89,288.93, 123,217.61 and 49,003.18

Step by Step Solution

1. Step 1: Write the proportion equation
   89,288.93 : 123,217.61 = 49,003.18 : x
2. Step 2: Convert to fraction form
   89,288.93/123,217.61 = 49,003.18/x
3. Step 3: Cross multiply
   89,288.93x = 123,217.61 × 49,003.18
4. Step 4: Simplify right side
   89,288.93x = 6,038,054,168.94
5. Step 5: Solve for x
   x = 6,038,054,168.94/89,288.93
6. Step 6: Final answer
   x = 67,623.77