Finding the Fourth Proportional to 2,422.14, 3,633.82 and 690.76

Step by Step Solution

1. Step 1: Write the proportion equation
   2,422.14 : 3,633.82 = 690.76 : x
2. Step 2: Convert to fraction form
   2,422.14/3,633.82 = 690.76/x
3. Step 3: Cross multiply
   2,422.14x = 3,633.82 × 690.76
4. Step 4: Simplify right side
   2,422.14x = 2,510,097.50
5. Step 5: Solve for x
   x = 2,510,097.50/2,422.14
6. Step 6: Final answer
   x = 1,036.31