Finding the Fourth Proportional to 89,002.95, 122,799.79 and 50,748.55

Step by Step Solution

1. Step 1: Write the proportion equation
   89,002.95 : 122,799.79 = 50,748.55 : x
2. Step 2: Convert to fraction form
   89,002.95/122,799.79 = 50,748.55/x
3. Step 3: Cross multiply
   89,002.95x = 122,799.79 × 50,748.55
4. Step 4: Simplify right side
   89,002.95x = 6,231,910,722.06
5. Step 5: Solve for x
   x = 6,231,910,722.06/89,002.95
6. Step 6: Final answer
   x = 70,019.15