Finding the Fourth Proportional to 1,695.03, 2,338.59 and 1,105.45

Step by Step Solution

1. Step 1: Write the proportion equation
   1,695.03 : 2,338.59 = 1,105.45 : x
2. Step 2: Convert to fraction form
   1,695.03/2,338.59 = 1,105.45/x
3. Step 3: Cross multiply
   1,695.03x = 2,338.59 × 1,105.45
4. Step 4: Simplify right side
   1,695.03x = 2,585,199.55
5. Step 5: Solve for x
   x = 2,585,199.55/1,695.03
6. Step 6: Final answer
   x = 1,525.16