Finding the Fourth Proportional to 2,262.10, 3,390.82 and 800.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,262.10 : 3,390.82 = 800.25 : x
2. Step 2: Convert to fraction form
   2,262.10/3,390.82 = 800.25/x
3. Step 3: Cross multiply
   2,262.10x = 3,390.82 × 800.25
4. Step 4: Simplify right side
   2,262.10x = 2,713,503.71
5. Step 5: Solve for x
   x = 2,713,503.71/2,262.10
6. Step 6: Final answer
   x = 1,199.55