Finding the Fourth Proportional to 89,039.77, 122,874.91 and 48,756.09

Step by Step Solution

1. Step 1: Write the proportion equation
   89,039.77 : 122,874.91 = 48,756.09 : x
2. Step 2: Convert to fraction form
   89,039.77/122,874.91 = 48,756.09/x
3. Step 3: Cross multiply
   89,039.77x = 122,874.91 × 48,756.09
4. Step 4: Simplify right side
   89,039.77x = 5,990,899,781.37
5. Step 5: Solve for x
   x = 5,990,899,781.37/89,039.77
6. Step 6: Final answer
   x = 67,283.41