Finding the Fourth Proportional to 89,099.34, 122,910.43 and 55,096.98

Step by Step Solution

1. Step 1: Write the proportion equation
   89,099.34 : 122,910.43 = 55,096.98 : x
2. Step 2: Convert to fraction form
   89,099.34/122,910.43 = 55,096.98/x
3. Step 3: Cross multiply
   89,099.34x = 122,910.43 × 55,096.98
4. Step 4: Simplify right side
   89,099.34x = 6,771,993,503.50
5. Step 5: Solve for x
   x = 6,771,993,503.50/89,099.34
6. Step 6: Final answer
   x = 76,004.98