Finding the Fourth Proportional to 3,636.54, 5,454.27 and 1,327.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,636.54 : 5,454.27 = 1,327.50 : x
2. Step 2: Convert to fraction form
   3,636.54/5,454.27 = 1,327.50/x
3. Step 3: Cross multiply
   3,636.54x = 5,454.27 × 1,327.50
4. Step 4: Simplify right side
   3,636.54x = 7,240,543.43
5. Step 5: Solve for x
   x = 7,240,543.43/3,636.54
6. Step 6: Final answer
   x = 1,991.05