Finding the Fourth Proportional to 47,674, 65,790.12 and 30,907

Step by Step Solution

1. Step 1: Write the proportion equation
   47,674 : 65,790.12 = 30,907 : x
2. Step 2: Convert to fraction form
   47,674/65,790.12 = 30,907/x
3. Step 3: Cross multiply
   47,674x = 65,790.12 × 30,907
4. Step 4: Simplify right side
   47,674x = 2,033,375,238.84
5. Step 5: Solve for x
   x = 2,033,375,238.84/47,674
6. Step 6: Final answer
   x = 42,651.66