Finding the Fourth Proportional to 37,047.96, 55,571.67 and 31,488.12

Step by Step Solution

1. Step 1: Write the proportion equation
   37,047.96 : 55,571.67 = 31,488.12 : x
2. Step 2: Convert to fraction form
   37,047.96/55,571.67 = 31,488.12/x
3. Step 3: Cross multiply
   37,047.96x = 55,571.67 × 31,488.12
4. Step 4: Simplify right side
   37,047.96x = 1,749,847,413.56
5. Step 5: Solve for x
   x = 1,749,847,413.56/37,047.96
6. Step 6: Final answer
   x = 47,231.95