Finding the Fourth Proportional to 1,341.58, 2,012.89 and 1,083.98

Step by Step Solution

1. Step 1: Write the proportion equation
   1,341.58 : 2,012.89 = 1,083.98 : x
2. Step 2: Convert to fraction form
   1,341.58/2,012.89 = 1,083.98/x
3. Step 3: Cross multiply
   1,341.58x = 2,012.89 × 1,083.98
4. Step 4: Simplify right side
   1,341.58x = 2,181,932.50
5. Step 5: Solve for x
   x = 2,181,932.50/1,341.58
6. Step 6: Final answer
   x = 1,626.39