Finding the Fourth Proportional to 47,769.22, 65,951.04 and 30,779.47

Step by Step Solution

1. Step 1: Write the proportion equation
   47,769.22 : 65,951.04 = 30,779.47 : x
2. Step 2: Convert to fraction form
   47,769.22/65,951.04 = 30,779.47/x
3. Step 3: Cross multiply
   47,769.22x = 65,951.04 × 30,779.47
4. Step 4: Simplify right side
   47,769.22x = 2,029,938,057.15
5. Step 5: Solve for x
   x = 2,029,938,057.15/47,769.22
6. Step 6: Final answer
   x = 42,494.69