Finding the Fourth Proportional to 71,067.54, 106,657.04 and 49,580.52

Step by Step Solution

1. Step 1: Write the proportion equation
   71,067.54 : 106,657.04 = 49,580.52 : x
2. Step 2: Convert to fraction form
   71,067.54/106,657.04 = 49,580.52/x
3. Step 3: Cross multiply
   71,067.54x = 106,657.04 × 49,580.52
4. Step 4: Simplify right side
   71,067.54x = 5,288,111,504.86
5. Step 5: Solve for x
   x = 5,288,111,504.86/71,067.54
6. Step 6: Final answer
   x = 74,409.66