Finding the Fourth Proportional to 2,735.18, 4,098.69 and 1,274.06

Step by Step Solution

1. Step 1: Write the proportion equation
   2,735.18 : 4,098.69 = 1,274.06 : x
2. Step 2: Convert to fraction form
   2,735.18/4,098.69 = 1,274.06/x
3. Step 3: Cross multiply
   2,735.18x = 4,098.69 × 1,274.06
4. Step 4: Simplify right side
   2,735.18x = 5,221,976.98
5. Step 5: Solve for x
   x = 5,221,976.98/2,735.18
6. Step 6: Final answer
   x = 1,909.19