Finding the Fourth Proportional to 3,667.28, 5,502.18 and 1,070.60

Step by Step Solution

1. Step 1: Write the proportion equation
   3,667.28 : 5,502.18 = 1,070.60 : x
2. Step 2: Convert to fraction form
   3,667.28/5,502.18 = 1,070.60/x
3. Step 3: Cross multiply
   3,667.28x = 5,502.18 × 1,070.60
4. Step 4: Simplify right side
   3,667.28x = 5,890,633.91
5. Step 5: Solve for x
   x = 5,890,633.91/3,667.28
6. Step 6: Final answer
   x = 1,606.27