Finding the Fourth Proportional to 48,067.63, 72,127.33 and 20,007.07

Step by Step Solution

1. Step 1: Write the proportion equation
   48,067.63 : 72,127.33 = 20,007.07 : x
2. Step 2: Convert to fraction form
   48,067.63/72,127.33 = 20,007.07/x
3. Step 3: Cross multiply
   48,067.63x = 72,127.33 × 20,007.07
4. Step 4: Simplify right side
   48,067.63x = 1,443,056,309.89
5. Step 5: Solve for x
   x = 1,443,056,309.89/48,067.63
6. Step 6: Final answer
   x = 30,021.38