Finding the Fourth Proportional to 79,735.71, 119,606.30 and 42,245.07

Step by Step Solution

1. Step 1: Write the proportion equation
   79,735.71 : 119,606.30 = 42,245.07 : x
2. Step 2: Convert to fraction form
   79,735.71/119,606.30 = 42,245.07/x
3. Step 3: Cross multiply
   79,735.71x = 119,606.30 × 42,245.07
4. Step 4: Simplify right side
   79,735.71x = 5,052,776,515.94
5. Step 5: Solve for x
   x = 5,052,776,515.94/79,735.71
6. Step 6: Final answer
   x = 63,369.05