Finding the Fourth Proportional to 2,071.51, 3,105.84 and 1,083.71

Step by Step Solution

1. Step 1: Write the proportion equation
   2,071.51 : 3,105.84 = 1,083.71 : x
2. Step 2: Convert to fraction form
   2,071.51/3,105.84 = 1,083.71/x
3. Step 3: Cross multiply
   2,071.51x = 3,105.84 × 1,083.71
4. Step 4: Simplify right side
   2,071.51x = 3,365,829.87
5. Step 5: Solve for x
   x = 3,365,829.87/2,071.51
6. Step 6: Final answer
   x = 1,624.82