Finding the Fourth Proportional to 3,622.35, 5,436.60 and 1,432.62

Step by Step Solution

1. Step 1: Write the proportion equation
   3,622.35 : 5,436.60 = 1,432.62 : x
2. Step 2: Convert to fraction form
   3,622.35/5,436.60 = 1,432.62/x
3. Step 3: Cross multiply
   3,622.35x = 5,436.60 × 1,432.62
4. Step 4: Simplify right side
   3,622.35x = 7,788,581.89
5. Step 5: Solve for x
   x = 7,788,581.89/3,622.35
6. Step 6: Final answer
   x = 2,150.15