Finding the Fourth Proportional to 89,073.06, 122,920.88 and 48,786.81

Step by Step Solution

1. Step 1: Write the proportion equation
   89,073.06 : 122,920.88 = 48,786.81 : x
2. Step 2: Convert to fraction form
   89,073.06/122,920.88 = 48,786.81/x
3. Step 3: Cross multiply
   89,073.06x = 122,920.88 × 48,786.81
4. Step 4: Simplify right side
   89,073.06x = 5,996,917,373.66
5. Step 5: Solve for x
   x = 5,996,917,373.66/89,073.06
6. Step 6: Final answer
   x = 67,325.83