Finding the Fourth Proportional to 55,367.74, 76,404.63 and 30,212.38

Step by Step Solution

1. Step 1: Write the proportion equation
   55,367.74 : 76,404.63 = 30,212.38 : x
2. Step 2: Convert to fraction form
   55,367.74/76,404.63 = 30,212.38/x
3. Step 3: Cross multiply
   55,367.74x = 76,404.63 × 30,212.38
4. Step 4: Simplify right side
   55,367.74x = 2,308,365,715.32
5. Step 5: Solve for x
   x = 2,308,365,715.32/55,367.74
6. Step 6: Final answer
   x = 41,691.53