Finding the Fourth Proportional to 1,693.40, 2,337 and 1,105.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,693.40 : 2,337 = 1,105.52 : x
2. Step 2: Convert to fraction form
   1,693.40/2,337 = 1,105.52/x
3. Step 3: Cross multiply
   1,693.40x = 2,337 × 1,105.52
4. Step 4: Simplify right side
   1,693.40x = 2,583,600.24
5. Step 5: Solve for x
   x = 2,583,600.24/1,693.40
6. Step 6: Final answer
   x = 1,525.69