Finding the Fourth Proportional to 2,070.41, 3,108.38 and 1,083.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,070.41 : 3,108.38 = 1,083.98 : x
2. Step 2: Convert to fraction form
   2,070.41/3,108.38 = 1,083.98/x
3. Step 3: Cross multiply
   2,070.41x = 3,108.38 × 1,083.98
4. Step 4: Simplify right side
   2,070.41x = 3,369,424.10
5. Step 5: Solve for x
   x = 3,369,424.10/2,070.41
6. Step 6: Final answer
   x = 1,627.42