Finding the Fourth Proportional to 89,562.03, 122,794.59 and 87,962.76

Step by Step Solution

1. Step 1: Write the proportion equation
   89,562.03 : 122,794.59 = 87,962.76 : x
2. Step 2: Convert to fraction form
   89,562.03/122,794.59 = 87,962.76/x
3. Step 3: Cross multiply
   89,562.03x = 122,794.59 × 87,962.76
4. Step 4: Simplify right side
   89,562.03x = 10,801,351,049.47
5. Step 5: Solve for x
   x = 10,801,351,049.47/89,562.03
6. Step 6: Final answer
   x = 120,601.90