Finding the Fourth Proportional to 2,071.80, 3,098.52 and 1,842.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,071.80 : 3,098.52 = 1,842.30 : x
2. Step 2: Convert to fraction form
   2,071.80/3,098.52 = 1,842.30/x
3. Step 3: Cross multiply
   2,071.80x = 3,098.52 × 1,842.30
4. Step 4: Simplify right side
   2,071.80x = 5,708,403.40
5. Step 5: Solve for x
   x = 5,708,403.40/2,071.80
6. Step 6: Final answer
   x = 2,755.29