Finding the Fourth Proportional to 64,067.63, 88,413.31 and 37,211.87

Step by Step Solution

1. Step 1: Write the proportion equation
   64,067.63 : 88,413.31 = 37,211.87 : x
2. Step 2: Convert to fraction form
   64,067.63/88,413.31 = 37,211.87/x
3. Step 3: Cross multiply
   64,067.63x = 88,413.31 × 37,211.87
4. Step 4: Simplify right side
   64,067.63x = 3,290,024,155.92
5. Step 5: Solve for x
   x = 3,290,024,155.92/64,067.63
6. Step 6: Final answer
   x = 51,352.37