Finding the Fourth Proportional to 3,667.76, 5,501.72 and 1,359.28

Step by Step Solution

1. Step 1: Write the proportion equation
   3,667.76 : 5,501.72 = 1,359.28 : x
2. Step 2: Convert to fraction form
   3,667.76/5,501.72 = 1,359.28/x
3. Step 3: Cross multiply
   3,667.76x = 5,501.72 × 1,359.28
4. Step 4: Simplify right side
   3,667.76x = 7,478,377.96
5. Step 5: Solve for x
   x = 7,478,377.96/3,667.76
6. Step 6: Final answer
   x = 2,038.95