Finding the Fourth Proportional to 1,611.37, 2,404.09 and 1,435.95

Step by Step Solution

1. Step 1: Write the proportion equation
   1,611.37 : 2,404.09 = 1,435.95 : x
2. Step 2: Convert to fraction form
   1,611.37/2,404.09 = 1,435.95/x
3. Step 3: Cross multiply
   1,611.37x = 2,404.09 × 1,435.95
4. Step 4: Simplify right side
   1,611.37x = 3,452,154.83
5. Step 5: Solve for x
   x = 3,452,154.83/1,611.37
6. Step 6: Final answer
   x = 2,142.37