Finding the Fourth Proportional to 2,421.18, 3,635.00 and 1,435.82

Step by Step Solution

1. Step 1: Write the proportion equation
   2,421.18 : 3,635.00 = 1,435.82 : x
2. Step 2: Convert to fraction form
   2,421.18/3,635.00 = 1,435.82/x
3. Step 3: Cross multiply
   2,421.18x = 3,635.00 × 1,435.82
4. Step 4: Simplify right side
   2,421.18x = 5,219,180.35
5. Step 5: Solve for x
   x = 5,219,180.35/2,421.18
6. Step 6: Final answer
   x = 2,155.63