Finding the Fourth Proportional to 47,622.72, 65,689.59 and 30,649.08

Step by Step Solution

1. Step 1: Write the proportion equation
   47,622.72 : 65,689.59 = 30,649.08 : x
2. Step 2: Convert to fraction form
   47,622.72/65,689.59 = 30,649.08/x
3. Step 3: Cross multiply
   47,622.72x = 65,689.59 × 30,649.08
4. Step 4: Simplify right side
   47,622.72x = 2,013,325,499.08
5. Step 5: Solve for x
   x = 2,013,325,499.08/47,622.72
6. Step 6: Final answer
   x = 42,276.58