Finding the Fourth Proportional to 55,441, 76,508.58 and 30,290.68

Step by Step Solution

1. Step 1: Write the proportion equation
   55,441 : 76,508.58 = 30,290.68 : x
2. Step 2: Convert to fraction form
   55,441/76,508.58 = 30,290.68/x
3. Step 3: Cross multiply
   55,441x = 76,508.58 × 30,290.68
4. Step 4: Simplify right side
   55,441x = 2,317,496,914.03
5. Step 5: Solve for x
   x = 2,317,496,914.03/55,441
6. Step 6: Final answer
   x = 41,801.14