Finding the Fourth Proportional to 2,930.58, 4,045.95 and 1,936.71

Step by Step Solution

1. Step 1: Write the proportion equation
   2,930.58 : 4,045.95 = 1,936.71 : x
2. Step 2: Convert to fraction form
   2,930.58/4,045.95 = 1,936.71/x
3. Step 3: Cross multiply
   2,930.58x = 4,045.95 × 1,936.71
4. Step 4: Simplify right side
   2,930.58x = 7,835,831.82
5. Step 5: Solve for x
   x = 7,835,831.82/2,930.58
6. Step 6: Final answer
   x = 2,673.82