Finding the Fourth Proportional to 1,859.98, 2,786.72 and 1,337.44

Step by Step Solution

1. Step 1: Write the proportion equation
   1,859.98 : 2,786.72 = 1,337.44 : x
2. Step 2: Convert to fraction form
   1,859.98/2,786.72 = 1,337.44/x
3. Step 3: Cross multiply
   1,859.98x = 2,786.72 × 1,337.44
4. Step 4: Simplify right side
   1,859.98x = 3,727,070.80
5. Step 5: Solve for x
   x = 3,727,070.80/1,859.98
6. Step 6: Final answer
   x = 2,003.82