Finding the Fourth Proportional to 3,667.74, 5,499.78 and 1,202.28

Step by Step Solution

1. Step 1: Write the proportion equation
   3,667.74 : 5,499.78 = 1,202.28 : x
2. Step 2: Convert to fraction form
   3,667.74/5,499.78 = 1,202.28/x
3. Step 3: Cross multiply
   3,667.74x = 5,499.78 × 1,202.28
4. Step 4: Simplify right side
   3,667.74x = 6,612,275.50
5. Step 5: Solve for x
   x = 6,612,275.50/3,667.74
6. Step 6: Final answer
   x = 1,802.82