Finding the Fourth Proportional to 79,422, 119,052.72 and 49,860.72

Step by Step Solution

1. Step 1: Write the proportion equation
   79,422 : 119,052.72 = 49,860.72 : x
2. Step 2: Convert to fraction form
   79,422/119,052.72 = 49,860.72/x
3. Step 3: Cross multiply
   79,422x = 119,052.72 × 49,860.72
4. Step 4: Simplify right side
   79,422x = 5,936,054,337.16
5. Step 5: Solve for x
   x = 5,936,054,337.16/79,422
6. Step 6: Final answer
   x = 74,740.68