Finding the Fourth Proportional to 38,548.89, 53,208.73 and 22,419.98

Step by Step Solution

1. Step 1: Write the proportion equation
   38,548.89 : 53,208.73 = 22,419.98 : x
2. Step 2: Convert to fraction form
   38,548.89/53,208.73 = 22,419.98/x
3. Step 3: Cross multiply
   38,548.89x = 53,208.73 × 22,419.98
4. Step 4: Simplify right side
   38,548.89x = 1,192,938,662.43
5. Step 5: Solve for x
   x = 1,192,938,662.43/38,548.89
6. Step 6: Final answer
   x = 30,946.12