Finding the Fourth Proportional to 3,670.72, 5,505.48 and 1,073.04

Step by Step Solution

1. Step 1: Write the proportion equation
   3,670.72 : 5,505.48 = 1,073.04 : x
2. Step 2: Convert to fraction form
   3,670.72/5,505.48 = 1,073.04/x
3. Step 3: Cross multiply
   3,670.72x = 5,505.48 × 1,073.04
4. Step 4: Simplify right side
   3,670.72x = 5,907,600.26
5. Step 5: Solve for x
   x = 5,907,600.26/3,670.72
6. Step 6: Final answer
   x = 1,609.38