Finding the Fourth Proportional to 3,667.59, 5,500.25 and 1,201.86

Step by Step Solution

1. Step 1: Write the proportion equation
   3,667.59 : 5,500.25 = 1,201.86 : x
2. Step 2: Convert to fraction form
   3,667.59/5,500.25 = 1,201.86/x
3. Step 3: Cross multiply
   3,667.59x = 5,500.25 × 1,201.86
4. Step 4: Simplify right side
   3,667.59x = 6,610,524.46
5. Step 5: Solve for x
   x = 6,610,524.46/3,667.59
6. Step 6: Final answer
   x = 1,802.42