Finding the Fourth Proportional to 3,448.88, 5,174.05 and 1,109.06

Step by Step Solution

1. Step 1: Write the proportion equation
   3,448.88 : 5,174.05 = 1,109.06 : x
2. Step 2: Convert to fraction form
   3,448.88/5,174.05 = 1,109.06/x
3. Step 3: Cross multiply
   3,448.88x = 5,174.05 × 1,109.06
4. Step 4: Simplify right side
   3,448.88x = 5,738,333.28
5. Step 5: Solve for x
   x = 5,738,333.28/3,448.88
6. Step 6: Final answer
   x = 1,663.83