Finding the Fourth Proportional to 55,595, 76,722.72 and 30,446.12

Step by Step Solution

1. Step 1: Write the proportion equation
   55,595 : 76,722.72 = 30,446.12 : x
2. Step 2: Convert to fraction form
   55,595/76,722.72 = 30,446.12/x
3. Step 3: Cross multiply
   55,595x = 76,722.72 × 30,446.12
4. Step 4: Simplify right side
   55,595x = 2,335,909,139.85
5. Step 5: Solve for x
   x = 2,335,909,139.85/55,595
6. Step 6: Final answer
   x = 42,016.53