Finding the Fourth Proportional to 1,830.83, 2,741.99 and 1,098.79

Step by Step Solution

1. Step 1: Write the proportion equation
   1,830.83 : 2,741.99 = 1,098.79 : x
2. Step 2: Convert to fraction form
   1,830.83/2,741.99 = 1,098.79/x
3. Step 3: Cross multiply
   1,830.83x = 2,741.99 × 1,098.79
4. Step 4: Simplify right side
   1,830.83x = 3,012,858.84
5. Step 5: Solve for x
   x = 3,012,858.84/1,830.83
6. Step 6: Final answer
   x = 1,645.63