Finding the Fourth Proportional to 55,364.50, 76,404.63 and 30,215.62

Step by Step Solution

1. Step 1: Write the proportion equation
   55,364.50 : 76,404.63 = 30,215.62 : x
2. Step 2: Convert to fraction form
   55,364.50/76,404.63 = 30,215.62/x
3. Step 3: Cross multiply
   55,364.50x = 76,404.63 × 30,215.62
4. Step 4: Simplify right side
   55,364.50x = 2,308,613,266.32
5. Step 5: Solve for x
   x = 2,308,613,266.32/55,364.50
6. Step 6: Final answer
   x = 41,698.44