Finding the Fourth Proportional to 55,622, 76,759.98 and 30,473.12

Step by Step Solution

1. Step 1: Write the proportion equation
   55,622 : 76,759.98 = 30,473.12 : x
2. Step 2: Convert to fraction form
   55,622/76,759.98 = 30,473.12/x
3. Step 3: Cross multiply
   55,622x = 76,759.98 × 30,473.12
4. Step 4: Simplify right side
   55,622x = 2,339,116,081.74
5. Step 5: Solve for x
   x = 2,339,116,081.74/55,622
6. Step 6: Final answer
   x = 42,053.79