Finding the Fourth Proportional to 3,774.61, 5,664.15 and 1,436.59

Step by Step Solution

1. Step 1: Write the proportion equation
   3,774.61 : 5,664.15 = 1,436.59 : x
2. Step 2: Convert to fraction form
   3,774.61/5,664.15 = 1,436.59/x
3. Step 3: Cross multiply
   3,774.61x = 5,664.15 × 1,436.59
4. Step 4: Simplify right side
   3,774.61x = 8,137,031.42
5. Step 5: Solve for x
   x = 8,137,031.42/3,774.61
6. Step 6: Final answer
   x = 2,155.73