Finding the Fourth Proportional to 55,365.31, 76,404.23 and 30,214.81

Step by Step Solution

1. Step 1: Write the proportion equation
   55,365.31 : 76,404.23 = 30,214.81 : x
2. Step 2: Convert to fraction form
   55,365.31/76,404.23 = 30,214.81/x
3. Step 3: Cross multiply
   55,365.31x = 76,404.23 × 30,214.81
4. Step 4: Simplify right side
   55,365.31x = 2,308,539,141.57
5. Step 5: Solve for x
   x = 2,308,539,141.57/55,365.31
6. Step 6: Final answer
   x = 41,696.49