Finding the Fourth Proportional to 2,634.40, 3,635.30 and 1,455.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,634.40 : 3,635.30 = 1,455.50 : x
2. Step 2: Convert to fraction form
   2,634.40/3,635.30 = 1,455.50/x
3. Step 3: Cross multiply
   2,634.40x = 3,635.30 × 1,455.50
4. Step 4: Simplify right side
   2,634.40x = 5,291,179.15
5. Step 5: Solve for x
   x = 5,291,179.15/2,634.40
6. Step 6: Final answer
   x = 2,008.49