Finding the Fourth Proportional to 1,669.53, 2,302.25 and 1,110.09

Step by Step Solution

1. Step 1: Write the proportion equation
   1,669.53 : 2,302.25 = 1,110.09 : x
2. Step 2: Convert to fraction form
   1,669.53/2,302.25 = 1,110.09/x
3. Step 3: Cross multiply
   1,669.53x = 2,302.25 × 1,110.09
4. Step 4: Simplify right side
   1,669.53x = 2,555,699.15
5. Step 5: Solve for x
   x = 2,555,699.15/1,669.53
6. Step 6: Final answer
   x = 1,530.79