Finding the Fourth Proportional to 37,721.16, 56,474.82 and 31,344.84

Step by Step Solution

1. Step 1: Write the proportion equation
   37,721.16 : 56,474.82 = 31,344.84 : x
2. Step 2: Convert to fraction form
   37,721.16/56,474.82 = 31,344.84/x
3. Step 3: Cross multiply
   37,721.16x = 56,474.82 × 31,344.84
4. Step 4: Simplify right side
   37,721.16x = 1,770,194,196.93
5. Step 5: Solve for x
   x = 1,770,194,196.93/37,721.16
6. Step 6: Final answer
   x = 46,928.41