Finding the Fourth Proportional to 2,840.82, 4,259.79 and 1,300.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,840.82 : 4,259.79 = 1,300.50 : x
2. Step 2: Convert to fraction form
   2,840.82/4,259.79 = 1,300.50/x
3. Step 3: Cross multiply
   2,840.82x = 4,259.79 × 1,300.50
4. Step 4: Simplify right side
   2,840.82x = 5,539,856.90
5. Step 5: Solve for x
   x = 5,539,856.90/2,840.82
6. Step 6: Final answer
   x = 1,950.09